Jake Anderson
Test por , creado hace más de 1 año

Paramedic Care Principles and Practice; 6th Edition.

323
0
0
Jake Anderson
Creado por Jake Anderson hace casi 3 años
Cerrar

Chapter 15: Hazardous Materials

Pregunta 1 de 15

1

Toxic substances being metabolized through the liver is a process​ called:

Selecciona una de las siguientes respuestas posibles:

  • biotransformation

  • isolation

  • distribution

  • synergism

Explicación

Pregunta 2 de 15

1

Signs and symptoms that a patient exhibits shortly after an exposure to a hazardous material are best described​ as:

Selecciona una de las siguientes respuestas posibles:

  • the chronic effects of​ long-term exposure from hazardous chemicals.

  • the delayed effects of a hazardous material.

  • the potential effects of a toxin.

  • the acute effects of a hazardous material.

Explicación

Pregunta 3 de 15

1

An information sheet that is required by law to be kept on the premises of a fixed facility that contains detailed information about specific hazardous substances being kept on site is​ called:

Selecciona una de las siguientes respuestas posibles:

  • shipping papers.

  • a National Fire Protection Association​ (NFPA) 704 placarding system.

  • a safety data sheet​ (SDS).

  • a bill of lading.

Explicación

Pregunta 4 de 15

1

When a person or equipment comes in direct contact with a hazardous​ substance, this is known​ as:

Selecciona una de las siguientes respuestas posibles:

  • primary contamination.

  • ​cross-contamination.

  • direct exposure.

  • secondary contamination.

Explicación

Pregunta 5 de 15

1

How many levels of hazmat training are available for emergency medical services​ (EMS) providers?

Selecciona una de las siguientes respuestas posibles:

  • Five

  • Four

  • Three

  • Two

Explicación

Pregunta 6 de 15

1

The paramedic who has completed the​ "technician level" of hazmat training for emergency medical services​ (EMS) providers has completed education on all of these topics​ EXCEPT:

Selecciona una de las siguientes respuestas posibles:

  • how to serve as the incident commander​ (IC) on a hazmat scene.

  • decontamination procedures.

  • focus on personal protection.

  • perform care in the​ "warm zone."

Explicación

Pregunta 7 de 15

1

The technician level of training in hazardous materials is equivalent​ to:

Selecciona una de las siguientes respuestas posibles:

  • Emergency medical services​ (EMS) Level 3.

  • Emergency medical services​ (EMS) Level 1.

  • Emergency medical services​ (EMS) Level 2.

  • a hazardous materials operational level training.

Explicación

Pregunta 8 de 15

1

You are a paramedic who maintains an EMS Level 1 in hazardous materials. The incident commander​ (IC) assigns you to immediately initiate lifesaving care for a patient who is in the warm zone who is being prepared for decontamination. You​ should:

Selecciona una de las siguientes respuestas posibles:

  • have the IC repeat the​ order, and only then comply.

  • dress in the appropriate protective equipment and report to the leader of the warm zone.

  • refuse to follow the​ order, and report the infraction to your immediate supervisor.

  • advise the IC that you do not meet the training qualifications.

Explicación

Pregunta 9 de 15

1

You and your partner have been dispatched by law enforcement to a report of several residents who have been exposed to the hazardous substances inside a confirmed meth lab. You​ should:

Selecciona una de las siguientes respuestas posibles:

  • work with the fire department to set up a gross decontamination station.

  • transport contaminated patients to the nearest emergency department.

  • immediately don protective equipment before making patient contact.

  • begin immediate triage and treatment of affected victims.

Explicación

Pregunta 10 de 15

1

At a hazmat​ incident, paramedics​ may:

Selecciona una de las siguientes respuestas posibles:

  • perform both defensive and offensive hazmat functions.

  • activate the Incident Command System​ (ICS).

  • contain the hazardous materials.

  • control the spread of hazardous materials.

Explicación

Pregunta 11 de 15

1

The single most important step for a paramedic to remember when functioning at any hazardous materials scene is​ to:

Selecciona una de las siguientes respuestas posibles:

  • identify the hazardous substance.

  • remove critical victims from the hot zone.

  • function in the warm zone.

  • maintain a safe distance uphill and upwind of the scene until safe.

Explicación

Pregunta 12 de 15

1

You have arrived on the scene of an MVA involving an automobile and a tractor trailer carrying a hazardous substance that appears to be leaking from a valve. You are staging at a safe distance uphill and upwind of the incident. You​ should:

Selecciona una de las siguientes respuestas posibles:

  • order victims using the PA system on your ambulance to walk toward you if able.

  • attempt to identify the hazardous substance using binoculars.

  • make a decision to approach the scene carefully to rescue any critical victims.

  • Begin triaging victims and creating an evacuation plan.

Explicación

Pregunta 13 de 15

1

You are responding to a report of numerous people sick with nausea and dyspnea. As you approach the​ facility, you observe the National Fire Protection Association​ (NFPA) 704 placard located on the exterior of the building that identifies the blue left segment of the placard with the number 3. You should​ suspect:

Selecciona una de las siguientes respuestas posibles:

  • that any contact with the product within the facility will be lethal.

  • that exposure to a product within the facility may cause serious or permanent injury.

  • that there is no hazard beyond normal combustion.

  • that if the product is​ inhaled, there should not be any significant problems.

Explicación

Pregunta 14 de 15

1

Structures of all types can contain hazardous substances. A visual recognition aid used to identify hazardous materials within a fixed facility​ is:

Selecciona una de las siguientes respuestas posibles:

  • the bill of lading.

  • ​Computer-Aided Management of Emergency Operations​ (CAMEO).

  • U.S.Department of Transportation​ (DOT) Emergency Response Guidebook​ (ERG) and material safety data sheet​ (MSDS) papers.

  • the National Fire Protection Association​ (NFPA) 704 System.

Explicación

Pregunta 15 de 15

1

Which National Fire Protection Association​ (NFPA) standard deals with the training standards for emergency medical services​ (EMS) personnel assigned to hazmat​ incidents?

Selecciona una de las siguientes respuestas posibles:

  • NFPA 473

  • NFPA 472

  • NFPA 1006

  • NFPA 1561

Explicación

Pregunta 16 de 15

1

What is the designated area at a hazardous materials incident where only the highest trained and equipped hazardous materials personnel are allowed to​ function?

Selecciona una de las siguientes respuestas posibles:

  • Support zone

  • Spill control zone

  • Hot zone

  • Cold zone

Explicación

Pregunta 17 de 15

1

In a hazardous materials​ incident, normal patient triage takes place in which​ zone?

Selecciona una de las siguientes respuestas posibles:

  • Warm

  • Contamination reduction

  • Exclusionary

  • Cold

Explicación

Pregunta 18 de 15

1

The hot​ zone, also referred to as the exclusionary​ zone, is best described​ as:

Selecciona una de las siguientes respuestas posibles:

  • the area of contamination where only responders equipped with appropriate personal protective equipment​ (PPE) can enter to perform rescue operations.

  • the area that lies immediately adjacent to the hot zone where decontamination occurs.

  • the area where rescuers must dispose of contaminated gear before entering the warm zone.

  • the site where lifesaving emergency care is performed.

Explicación

Pregunta 19 de 15

1

Which statement regarding the cold zone is most​ correct?

Selecciona una de las siguientes respuestas posibles:

  • Once​ decontaminated, responders should remove their personal protective clothing in the cold zone.

  • Patient decontamination is conducted in the cold zone.

  • The cold zone should be free of any contamination.

  • Lifesaving care should be withheld until the patient reaches the cold zone.

Explicación

Pregunta 20 de 15

1

The term boiling point refers​ to:

Selecciona una de las siguientes respuestas posibles:

  • lowest temperature at which a liquid will give off enough vapors to support combustion it is slightly higher than flash point.

  • the temperature range in which a vapor concentration air will ignite and combust.

  • the lowest temperature at which a liquid will give off enough vapors to ignite.

  • the temperature at which a liquid becomes a gas.

Explicación

Pregunta 21 de 15

1

What type of radiation is most damaging to human​ tissue?

Selecciona una de las siguientes respuestas posibles:

  • Gamma radiation

  • Delta radiation

  • Beta radiation

  • Alpha radiation

Explicación

Pregunta 22 de 15

1

While taking a paramedic refresher​ class, a local hazmat expert is discussing terms commonly used medical hazmat operations. To this​ end, what does ignition temperature refer​ to?

Selecciona una de las siguientes respuestas posibles:

  • The lowest temperature at which a liquid will give off enough vapors to ignite.

  • Lowest temperature at which a liquid will give off enough vapors to support combustion.

  • The temperature at which a liquid becomes a gas.

  • The temperature range in which a vapor concentration air will ignite and combust.

Explicación

Pregunta 23 de 15

1

What type of​ radiation, should an accident​ occur, does not require any decontamination of those​ exposed?

Selecciona una de las siguientes respuestas posibles:

  • Gamma radiation

  • Beta radiation

  • Delta radiation

  • Alpha radiation

Explicación

Pregunta 24 de 15

1

Which answer best explains the role of emergency medical services​ (EMS providers in preventing secondary contamination at a hazardous materials​ incident?

Selecciona una de las siguientes respuestas posibles:

  • Rescuing patients from the hot zone

  • Taking initial actions to contain and isolate the hazardous material and patients

  • Creating a definitive plan of action for controlling the release of the hazard

  • Decontaminating patients

Explicación

Pregunta 25 de 15

1

At the point of primary​ contamination, the​ contamination:

Selecciona una de las siguientes respuestas posibles:

  • has traveled beyond the hot zone.

  • is in the cold zone.

  • is limited.

  • has spread to others.

Explicación

Pregunta 26 de 15

1

What is a local effect of a chemical​ agent?

Selecciona una de las siguientes respuestas posibles:

  • An effect occurring throughout the body

  • An effect involving multiple body systems

  • An effect involving the area around the immediate site of exposure

  • An effect that cannot be evaluated by standard criteria

Explicación

Pregunta 27 de 15

1

Once substances enter the bronchial​ tree, they can be absorbed​ quickly, especially​ in:

Selecciona una de las siguientes respuestas posibles:

  • ​oxygen-deficient atmospheres.

  • a confined space.

  • an open space.

  • ​oxygen-rich atmospheres.

Explicación

Pregunta 28 de 15

1

In any situation involving chemical​ exposure, what should you do after ensuring your own​ safety?

Selecciona una de las siguientes respuestas posibles:

  • Start all patients on oxygen.

  • Review the decontamination process.

  • See that all patients receive the necessary supportive measures.

  • Find a second source to agree on medication delivery.

Explicación

Pregunta 29 de 15

1

A patient has been exposed to a pesticide through accidental ingestion. The primary treatment for this patient should​ be:

Selecciona una de las siguientes respuestas posibles:

  • absorption

  • inducement of vomiting.

  • atropinization

  • dilution

Explicación

Pregunta 30 de 15

1

A patient has ingested a​ corrosive, can​ swallow, and is not drooling. How should you treat this​ patient?

Selecciona una de las siguientes respuestas posibles:

  • Administer sodium bicarbonate via intravenous​ (IV) push.

  • Administer furosemide.

  • Direct the patient to drink water.

  • Induce vomiting.

Explicación

Pregunta 31 de 15

1

A patient with which type of primary exposure typically does not require​ decontamination?

Selecciona una de las siguientes respuestas posibles:

  • CO exposure

  • Corrosive exposure

  • Organophosphate exposure

  • Hydrocarbon solvent exposure

Explicación

Pregunta 32 de 15

1

What level of hazardous materials personal protective equipment provides chemically resistant splash​ protection, but not full​ encapsulation, and includes​ self-contained breathing apparatus​ (SCBA)?

Selecciona una de las siguientes respuestas posibles:

  • Level B

  • Level C

  • Level D

  • Level A

Explicación

Pregunta 33 de 15

1

Which protective ensemble offers the highest level of respiratory and splash protection against unknown​ substances?

Selecciona una de las siguientes respuestas posibles:

  • Level D

  • Level A

  • Level C

  • Level B

Explicación

Pregunta 34 de 15

1

In considering which type of personal protective equipment to use at a hazmat​ incident, you should base your decision​ on:

Selecciona una de las siguientes respuestas posibles:

  • the chemical or substance involved.

  • the outside environmental conditions.

  • the cost of the ensemble.

  • the ease of donning and doffing the protective gear.

Explicación

Pregunta 35 de 15

1

What is the universal decon​ method?

Selecciona una de las siguientes respuestas posibles:

  • Vegetable oil

  • Water

  • Dry brush

  • Isopropyl alcohol

Explicación

Pregunta 36 de 15

1

As a paramedic functioning on the scene of a hazardous materials incident at a fixed​ facility, you may be asked​ to:

Selecciona una de las siguientes respuestas posibles:

  • perform preentry and postentry physical exams of the hazmat entry team.

  • conducting decontamination on the entry team personnel coming out of the hot zone.

  • assist the entry team in identifying the product.

  • research the properties of the hazardous substances.

Explicación

Pregunta 37 de 15

1

As the hazmat entry team completes the decontamination​ process, they doff their personal protective equipment and move to the cold zone for you to conduct their postentry evaluation. Because the hazmat incident is occurring on a hot and humid July​ day, your greatest concern for the team members​ is:

Selecciona una de las siguientes respuestas posibles:

  • abnormal heart rate.

  • respiratory distress.

  • nausea and vomiting.

  • environmental heat stress.

Explicación

Pregunta 38 de 15

1

For prehydration of entry team​ personnel, sports​ drinks:

Selecciona una de las siguientes respuestas posibles:

  • should be diluted with 50 percent water.

  • are inappropriate.

  • should be alternated with 8 to 16 ounces of water.

  • are most effective at full strength.

Explicación

Pregunta 39 de 15

1

As the hazardous materials team prepares to make entry into the hot zone to mitigate an active​ leak, the process of the preentry physical should include documenting all of these bits of information​ except:

Selecciona una de las siguientes respuestas posibles:

  • body temperature and weight.

  • ​pulse, blood​ pressure, and respirations.

  • current and past medical history.

  • Electrocardiogram​ (ECG) and​ mental/neurological status.

Explicación

Pregunta 40 de 15

1

At which hazmat level should a paramedic be trained to before being able to function in the warm zone of a hazardous materials​ incident?

Selecciona una de las siguientes respuestas posibles:

  • Hazmat operations level

  • Awareness level

  • Emergency medical services​ (EMS) Level 1

  • Emergency medical services​ (EMS) Level 2

Explicación

Pregunta 41 de 15

1

At a hazmat incident involving a chemical​ spill, paramedics are least likely​ to:

Selecciona una de las siguientes respuestas posibles:

  • evaluate decontamination methods.

  • treat and transport exposed patients.

  • neutralize and clean up the spilled chemicals.

  • perform medical monitoring of hazmat teams.

Explicación

Pregunta 42 de 15

1

You are responding to a scene involving an overturned railway​ tanker, and you want to identify the material the tanker was transporting. Which is a disadvantage of relying on shipping papers for information about a hazardous​ material?

Selecciona una de las siguientes respuestas posibles:

  • They do not carry the UN identification number of the substance.

  • They are not required to list the hazard class of the material.

  • Because they are kept onboard the​ vehicle, they may be inaccessible in the event of a spill.

  • They do not give information about the amount of the substance involved.

Explicación

Pregunta 43 de 15

1

You are responding to a fire at a chemical factory involving an unknown substance. Your partner opens the copy of the Emergency Response Guidebook you have in the ambulance. In the Emergency Response​ Guidebook, what information is provided within this reference​ book?

Selecciona una de las siguientes respuestas posibles:

  • A list of hazardous materials substance​ names, placard​ identification, and evacuation distances for most substances

  • Guidelines for cleaning up specific hazardous substances

  • Chemical compounds along with the periodical table

  • Treatment protocols for chemical exposure

Explicación

Pregunta 44 de 15

1

Which statement regarding operations within the hot zone is most​ inaccurate?

Selecciona una de las siguientes respuestas posibles:

  • Only personnel with appropriate personal protective equipment​ (PPE) will be allowed in the hot zone.

  • Only highly trained responders can operate within the hot zone.

  • The physical size of the hot zone is based on the magnitude of the contamination.

  • Patients in the hot zone found with compromised airways should be addressed before being moved to the warm zone.

Explicación

Pregunta 45 de 15

1

During the postentry​ physical, you discover that an entry team member has an altered level of​ consciousness, hypotension, and tachycardia. You​ should:

Selecciona una de las siguientes respuestas posibles:

  • check the team​ member's body weight before allowing reentry into the hot zone.

  • reevaluate the team​ member's vital signs in 15 minutes for improvement.

  • restrict the team member from being allowed to reenter the hot zone.

  • immediately assist the team member with drinking water or an energy drink.

Explicación

Pregunta 46 de 15

1

The single most important step for a paramedic to remember when functioning at any hazardous materials in which a hazardous material spill is causing vapors to be released into the air is​ to:

Selecciona una de las siguientes respuestas posibles:

  • remove critical victims from the hot zone.

  • function in the warm zone.

  • maintain a safe distance uphill and upwind of the scene until safe.

  • identify the hazardous substance.

Explicación

Pregunta 47 de 15

1

While you are responding to a motor vehicle accident involving a tanker​ truck, the dispatcher notifies you that passing motorists are reporting that there are numerous bystanders experiencing acute respiratory distress. With this​ information, you​ should:

Selecciona una de las siguientes respuestas posibles:

  • attempt to rescue the patients who are salvageable.

  • attempt to establish how many victims are affected and request additional resources.

  • stage at a safe distance​ off-site, uphill and upwind of the​ incident, and attempt to view the incident scene using binoculars.

  • activate the local​ multiple-casualty incident​ (MCI) protocol.

Explicación

Pregunta 48 de 15

1

An emergency responder who may perform patient care in the warm zone on patients who still present a significant risk of secondary contamination​ describes:

Selecciona una de las siguientes respuestas posibles:

  • an emergency medical services​ (EMS) Level​ 1, or the operations level responder.

  • a hazardous materials specialist level responder.

  • an awareness level responder.

  • an emergency medical services​ (EMS) Level​ 2, or the technician level responder.

Explicación

Pregunta 49 de 15

1

A patient has accidentally ingested a hydrocarbon solvent and may have inhaled fumes from the solvent as well. Which statement about hydrocarbon solvents is most​ incorrect?

Selecciona una de las siguientes respuestas posibles:

  • Primary effects of exposure to hydrocarbon solvents include​ dysrhythmias, pulmonary​ edema, and respiratory failure.

  • If the patient begins to present with​ seizures, consideration should be given to the administration of diazepam.

  • When the patient has ingested a​ solvent, you should give the patient ipecac syrup and induce vomiting.

  • In case of​ inhalation, maintain and support the​ airway, breathing, circulation​ (ABCs).

Explicación

Pregunta 50 de 15

1

A patient who has undergone field decontamination prior to receiving medical treatment is best described as​ a:

Selecciona una de las siguientes respuestas posibles:

  • semidecontaminated patient requiring a more invasive decon process.

  • patient who should not receive any care until he or she has been further decontaminated.

  • patient who is ready to be moved to the cold zone for initial treatment.

  • fully decontaminated patient not requiring any additional decontamination.

Explicación

Pregunta 51 de 15

1

Where should an National Fire Protection Association​ (NFPA) 704 placard be expected to be found​ at?

Selecciona una de las siguientes respuestas posibles:

  • A semitruck tanker carrying gasoline

  • A railroad tanker carrying liquid nitrogen

  • An outdoor storage tank holding liquid oxygen

  • Barrels of methyl alcohol on a towed barge

Explicación

Pregunta 52 de 15

1

When approaching the scene of a potential hazardous materials incident that has a light whitish haze coming from​ it, you​ should:

Selecciona una de las siguientes respuestas posibles:

  • use binoculars to make a visual inspection of the scene from a safe distance.

  • approach the scene and position as close as needed to visually read the placards with the naked eye if binoculars are not available.

  • approach the scene from a downwind and uphill direction.

  • establish a safety zone of initially 50 feet with the ability to increase it as necessary.

Explicación

Pregunta 53 de 15

1

As you are performing a preentry physical on the assigned entry​ team, you assess a team member who is exhibiting abnormal vital signs that are outside of the allowable parameters of the​ department's standard operating procedures​ (SOPs). You should​ immediately:

Selecciona una de las siguientes respuestas posibles:

  • overlook the findings if you are short entry team members.

  • advise the team member and report your findings to either the safety officer or the incident commander.

  • reassess the vital signs 5 minutes later.

  • allow for the entrant to don personal protective equipment​ (PPE) and enter into the hot zone.

Explicación

Pregunta 54 de 15

1

The respirator designed for use in conjunction with Level C protective equipment that can be utilized during transport of patients with the potential of secondary contamination​ is:

Selecciona una de las siguientes respuestas posibles:

  • a​ supplied-air breathing apparatus​ (SABA).

  • a​ self-contained breathing apparatus​ (SCBA).

  • an​ air-purifying respirator​ (APR).

  • an​ N-90 filter mask.

Explicación

Pregunta 55 de 15

1

When hazardous materials are involved in or threatened by​ fire, the size of the danger zone​ is:

Selecciona una de las siguientes respuestas posibles:

  • anywhere with flames or smoke from the fire.

  • dictated by the nature of the materials.

  • a​ 1-mile square area with the site of the fire at the center.

  • a​ 100-foot radius from the site of the fire.

Explicación

Pregunta 56 de 15

1

In the case of topical​ absorption, a toxic substance has entered the​ body:

Selecciona una de las siguientes respuestas posibles:

  • through inhalation.

  • by ingestion.

  • through the skin.

  • by injection.

Explicación

Pregunta 57 de 15

1

What level of hazmat training for the emergency medical services​ (EMS) provider allows them to enter the​ "hot zone" at a hazmat​ incident?

Selecciona una de las siguientes respuestas posibles:

  • EMS providers do not enter the​ "hot zone."

  • EMS Level 1

  • EMS Level 2

  • EMS Level 3

Explicación

Pregunta 58 de 15

1

In terms of reducing your exposure to an alpha radioactive​ source, what is the best​ method?

Selecciona una de las siguientes respuestas posibles:

  • A full protective suit with​ self-contained breathing apparatus​ (SCBA)

  • Several inches of lead

  • A concrete barrier

  • Standard precautions

Explicación

Pregunta 59 de 15

1

When decontaminating a patient exposed to solid​ corrosives, first:

Selecciona una de las siguientes respuestas posibles:

  • brush off dry particles.

  • flush the exposed area with large quantities of cold water.

  • rub the exposed area with a​ saline-moistened dressing.

  • flush the exposed area with a gallon of hot water.

Explicación

Pregunta 60 de 15

1

A patient inhales​ chlorine, which causes the patient to develop pulmonary edema. What is a specific means of treating this pulmonary edema​ (select the most correct​ answer)?

Selecciona una de las siguientes respuestas posibles:

  • Establishing an intravenous​ (IV) and administering fluids to dilute the irritants

  • Administering furosemide​ (Lasix)

  • Completing a primary decontamination

  • Maintaining and supporting the​ airway, breathing, circulation​ (ABCs)

Explicación

Pregunta 61 de 15

1

As you arrive on scene of a motor vehicle incident involving a package delivery​ truck, you observe liquids dripping from the rear of the truck and forming a visible vapor as they hit the ground. With this​ information, you would​ suspect:

Selecciona una de las siguientes respuestas posibles:

  • that it is highly unlikely that any hazardous materials are being carried in the truck.

  • if you work​ quickly, you and your partner can perform a rescue of the driver before you are affected by any potential harmful vapors.

  • that this could involve hazardous materials because not all delivery trucks are required to display placards.

  • that there may be shipping papers that you could access in the cab that list the contents of the truck.

Explicación

Pregunta 62 de 15

1

Your ambulance has just arrived at a hazmat scene where incident command has established​ hot, warm, and cold zones. Both you and your partner are hazmat awareness level trained. Your most likely duty assignment will​ be:

Selecciona una de las siguientes respuestas posibles:

  • to perform lifesaving patient care in the warm zone.

  • to move critical patients from the hot zone to your ambulance for transport.

  • to conduct decontamination of potentially injured patients.

  • to perform triage and treatment in the cold zone.

Explicación

Pregunta 63 de 15

1

You and your partner respond to a scene at which multiple people are presenting with​ choking, coughing, and vomiting that seem to be related to the release of a chemical agent in the area. You should expect​ that:

Selecciona una de las siguientes respuestas posibles:

  • the response to this event will involve multiple agencies and jurisdictions.

  • you will need law enforcement involvement only if the chemical agent was released as part of an attack.

  • the agent will already have​ dissipated, and its effects will be contained to these patients.

  • these patients have been contaminated but are not a contamination risk themselves.

Explicación

Pregunta 64 de 15

1

Which configuration of protective equipment offers the least amount of protection to hazardous materials​ exposure?

Selecciona una de las siguientes respuestas posibles:

  • Nonpermeable​ suit, boots,​ gloves, and eye protection along with an​ air-purifying respirator

  • Fully​ encapsulated, impermeable chemical suit with​ self-contained breathing apparatus​ (SCBA)

  • Nonencapsulating​ chemical-resistant suit,​ boots, gloves, and eye and respiratory protection

  • Structural firefighting gear

Explicación

Pregunta 65 de 15

1

You are called to care for a man who is having pain when gasoline got into his eyes. He stated he was refueling his lawn​ mower, and the gas had been sitting outside in the sun with the cap on tightly. When he removed the gas can​ lid, gas vapor rapidly expelled and got into his eyes and is now burning. The increase in the pressure inside the can was caused​ by?

Selecciona una de las siguientes respuestas posibles:

  • Elevated vapor density

  • Increased specific gravity

  • Decreased water solubility

  • Increased vapor pressure

Explicación

Pregunta 66 de 15

1

What is CHEMTREC?

Selecciona una de las siguientes respuestas posibles:

  • A guidebook for identifying hazardous materials

  • An organization with a 24-hour information hotline regarding hazardous materials

  • The set of laws governing the transport of hazardous materials

  • The acronym for the levels of training for hazmat providers

Explicación

Pregunta 67 de 15

1

An incident involving which of the following types of vehicles may result in a hazardous materials incident?

Selecciona una de las siguientes respuestas posibles:

  • Cars powered by alternative fuels

  • Tractor-trailers

  • Tanker trucks

  • All of the above

Explicación

Pregunta 68 de 15

1

Each year in the United States, an estimated ________ of hazardous materials are shipped via road, rail, and pipelines.

Selecciona una de las siguientes respuestas posibles:

  • 8 million tons

  • one hundred thousand pounds

  • 4 billion tons

  • 2 billion pounds

Explicación

Pregunta 69 de 15

1

You have responded to a ranch where three adult male patients are complaining of abdominal cramping, vomiting, and diarrhea. They state they were applying chemicals to a field when they became ill. Based on this, which of the following should you suspect?

Selecciona una de las siguientes respuestas posibles:

  • They have heatstroke.

  • They became contaminated with organophosphates.

  • They have been exposed to anhydrous ammonia.

  • They have been exposed to anthrax.

Explicación

Pregunta 70 de 15

1

A substance that may be an acid or an alkali and that can damage the skin and other tissues best describes a(n):

Selecciona una de las siguientes respuestas posibles:

  • solvent

  • corrosive

  • irritant

  • desiccant

Explicación

Pregunta 71 de 15

1

Unless specially trained, EMS personnel operate in which of the following zones of a hazardous materials incident?

Selecciona una de las siguientes respuestas posibles:

  • Green

  • Orange

  • Yellow

  • Red

Explicación

Pregunta 72 de 15

1

On the scene of a hazardous materials emergency, which of the following individuals is best suited to serve as incident commander?

Selecciona una de las siguientes respuestas posibles:

  • Fire service rescue technician

  • Paramedic

  • Hazardous materials technician

  • Hazmat specialist

Explicación

Pregunta 73 de 15

1

You have just completed hazmat EMS level 2 training. This means that you are now trained to:

Selecciona una de las siguientes respuestas posibles:

  • contain hazardous material spills

  • evacuate patients from the hot zone.

  • provide patient care in the warm zone.

  • clean up hazardous materials safely.

Explicación

Pregunta 74 de 15

1

Which one of the following statements shows that the paramedic has a proper understanding of basic operations at the scene of a hazardous materials emergency?

Selecciona una de las siguientes respuestas posibles:

  • "Life or health should never be risked if the threat is only to the environment."

  • "The most important thing is to identify the exact material involved in the incident."

  • "Olfactory clues are the most reliable way to identify a hazardous material incident."

  • "Identification of the material is not important, as the approach is the same for all materials."

Explicación

Pregunta 75 de 15

1

As you approach the scene of a motor vehicle collision, you realize that there is a tanker truck involved and that it has tipped over. Which of the following actions is appropriate?

Selecciona una de las siguientes respuestas posibles:

  • Stop a safe distance away, use binoculars to locate any placards on the tanker, and reference the Emergency Response Guide.

  • Stop a safe distance from the scene, use binoculars to locate any placards on the tanker, and reference the safety data sheet.

  • When you reach the scene, look for the NFPA 704 label and reference the safety data sheet.

  • When you reach the scene, look for any placards on the tanker and reference the Emergency Response Guide.

Explicación

Pregunta 76 de 15

1

During transport of a patient exposed to a hazardous material, which of the following types of glove provides the paramedic with the best protection during patient care?

Selecciona una de las siguientes respuestas posibles:

  • Leather

  • Reinforced mesh cloth

  • Latex

  • Nitrile

Explicación

Pregunta 77 de 15

1

When providing medical monitoring of hazardous materials personnel, for which of the following should you keep a high index of suspicion?

Selecciona una de las siguientes respuestas posibles:

  • Heat stress

  • Atrial fibrillation

  • Myocardial ischemia

  • Hypoglycemia

Explicación

Pregunta 78 de 15

1

Which of the following would raise the most suspicion of a hazardous materials incident?

Selecciona una de las siguientes respuestas posibles:

  • A pair of landfill workers with symptoms of sore throat and fever

  • Multiple patients at a factory with respiratory complaints

  • Rising incidence of suicide in a rural county

  • Multiple patients at an outdoor event complaining of "heatstroke"

Explicación

Pregunta 79 de 15

1

The most accurate information about a transported substance can be found in which of the following?

Selecciona una de las siguientes respuestas posibles:

  • NFPA 704 system

  • Safety data sheet

  • Shipping papers

  • Emergency Response Guide

Explicación

Pregunta 80 de 15

1

Which of the following regarding hazardous materials is provided by the Emergency Response Guide?

Selecciona una de las siguientes respuestas posibles:

  • A different UN for every material listed

  • Special information regarding long-term health and environmental hazards for each material

  • Specific decontamination and treatment information for each material listed

  • Evacuation distances for the most hazardous materials

Explicación

Pregunta 81 de 15

1

Which of the following is used to identify hazardous materials in fixed facilities?

Selecciona una de las siguientes respuestas posibles:

  • DOT placards

  • SDS

  • CAMEO tags

  • NFPA 704 system

Explicación

Pregunta 82 de 15

1

You have entered a manufacturing setting on a call and note a large storage container with a diamond-shaped label. The left side of the label is blue and contains the number 4. The top portion of the label is red and contains the number 1. What does this mean?

Selecciona una de las siguientes respuestas posibles:

  • The substance is highly hazardous to health, but does not pose a significant fire risk.

  • The substance is highly flammable, but does not pose a significant health risk.

  • The substance is highly hazardous to health, but does not pose a significant risk of reactivity.

  • The substance is highly reactive, but does not pose a significant health risk.

Explicación

Pregunta 83 de 15

1

You have arrived on the scene of a chemical leak at laboratory. The placard has a "1" in the blue diamond and a "4" in the red diamond, which means the material is:

Selecciona una de las siguientes respuestas posibles:

  • flammable, but represents a low health hazard.

  • explosive with a high associated health hazard.

  • a solid that is very flammable.

  • a flammable liquid with radioactive properties.

Explicación

Pregunta 84 de 15

1

On the National Fire Protection Association hazardous materials classification placard, the blue diamond represents:

Selecciona una de las siguientes respuestas posibles:

  • reactivity

  • health hazard.

  • specific hazard

  • fire hazard.

Explicación

Pregunta 85 de 15

1

You are working the scene of a collision involving a tractor-trailer that is hauling an unknown chemical. Because no material is leaking from the truck and the scene is safe, the incident commander asks you to get the truck's shipping papers. Where would these most likely be located?

Selecciona una de las siguientes respuestas posibles:

  • Shipping vault on the trailer

  • Cab of the truck

  • Rear compartment on the tanker

  • Electrical box between the tractor and trailer

Explicación

Pregunta 86 de 15

1

It has been determined that the concentration of a substance is at IDLH. This means that patients exposed to the area:

Selecciona una de las siguientes respuestas posibles:

  • are at risk for adverse effects or death as soon as they are exposed

  • will suffer no adverse effects if they have been exposed for less than 15 minutes

  • have a 50 percent likelihood of dying.

  • require transport and inpatient hospitalization.

Explicación

Pregunta 87 de 15

1

In a hazardous materials incident, decontamination begins in the ________ zone.

Selecciona una de las siguientes respuestas posibles:

  • central

  • cold

  • warm

  • hot

Explicación

Pregunta 88 de 15

1

At the scene of a hazardous materials emergency, you have been assigned to the cold zone. In this zone, which one of the following would you perform?

Selecciona una de las siguientes respuestas posibles:

  • Initial decontamination

  • Initial triage

  • Removal of contaminated rescue gear

  • Obtaining vital signs

Explicación

Pregunta 89 de 15

1

When working in the warm zone, the paramedic should remember that:

Selecciona una de las siguientes respuestas posibles:

  • the area is actively contaminated.

  • there is no danger of contamination.

  • protective gear must be worn.

  • patient care is not performed

Explicación

Pregunta 90 de 15

1

Which of the following is the most common route of exposure to hazardous materials?

Selecciona una de las siguientes respuestas posibles:

  • Injection

  • Ingestion

  • Inhalation

  • Absorption

Explicación

Pregunta 91 de 15

1

The highest level of respiratory and splash protection from hazardous materials exposure is provided by level ________ protective equipment.

Selecciona una de las siguientes respuestas posibles:

  • A

  • B

  • C

  • D

Explicación

Pregunta 92 de 15

1

Firefighter "turnout" gear is considered what level of protective equipment

Selecciona una de las siguientes respuestas posibles:

  • A

  • B

  • D

  • C

Explicación

Pregunta 93 de 15

1

Which of the following is the universal decontamination agent for hazardous materials exposure?

Selecciona una de las siguientes respuestas posibles:

  • A low-sudsing detergent

  • Water

  • Activated charcoal

  • Tincture of green soap

Explicación

Pregunta 94 de 15

1

Which of the following is NOT recommended in managing patients exposed to carbamate pesticides?

Selecciona una de las siguientes respuestas posibles:

  • Using tincture of green soap in the decontamination process

  • Administering pralidoxime

  • Decontaminating with water

  • Administering atropine

Explicación

Pregunta 95 de 15

1

The driver of a truck carrying a caustic substance in powder form has accidentally come into contact with the material. You are first on the scene, and a quick observation indicates that he has powder on his arms. Your immediate action would be to:

Selecciona una de las siguientes respuestas posibles:

  • brush off the powder, then rinse the area with water.

  • place the patient in the ambulance, but avoid touching his arms.

  • instruct the patient to remain still and wait for the incident safety officer.

  • wrap the arms in dry, sterile dressings.

Explicación

Pregunta 96 de 15

1

You have been cleared by the incident commander at a hazmat incident to prepare to go off duty. After completing decontamination, which of the following should be your FIRST action?

Selecciona una de las siguientes respuestas posibles:

  • Return to the ambulance and drive to your station.

  • Inform dispatch that you are off duty and leave the scene.

  • Report directly to EMS for post-entry monitoring.

  • Remove and bag your uniform.

Explicación

Pregunta 97 de 15

1

Which of these is required for those who may perform patient care in the cold zone on patients who do not present a significant risk of secondary contamination?

Selecciona una de las siguientes respuestas posibles:

  • EMS Level 1 training

  • EMS Level 2 training

  • Awareness Level

  • Multiple Casualty training

Explicación