Pregunta 1
Pregunta
What are the two systems of measurements?
Pregunta 2
Pregunta
[blank_start]1[blank_end] Gy = [blank_start]100[blank_end] rad
[blank_start]1[blank_end] rad = [blank_start]1[blank_end] cGy
Respuesta
-
1
-
10
-
100
-
100
-
10
-
1
-
1
-
10
-
100
-
1
-
10
-
100
Pregunta 3
Pregunta
X-rays can ionize substances by removing electrons from their orbits. This process results in a free, [blank_start]negatively[blank_end] charged electron and leaves the remainder of the atom with a [blank_start]positive[blank_end] charge
Respuesta
-
negatively
-
positively
-
positive
-
negative
Pregunta 4
Pregunta
Laws of Bergonié and Tribondeau
1. Age. [blank_start]Younger[blank_end] cells are more sensitive than [blank_start]older[blank_end] ones.
2. Differentiation. [blank_start]Nonspecialized[blank_end] cells are more sensitive than [blank_start]highly complex[blank_end] ones.
3. Metabolic rate. Cells that use energy [blank_start]rapidly[blank_end] are more sensitive than those with a [blank_start]slower[blank_end] metabolism.
4. Mitotic rate. Cells that divide and multiply rapidly are [blank_start]more[blank_end] sensitive than those that replicate slowly.
Respuesta
-
Nonspecialized
-
Highly complex
-
highly complex
-
nonspecialized
-
rapidly
-
slowly
-
slower
-
faster
-
Younger
-
Older
-
older
-
younger
-
more
-
less
Pregunta 5
Pregunta
Nerve and cortical bone cells are insensitive to radiation.
Pregunta 6
Pregunta
Short term effects are observed within how much time of exposure?
Respuesta
-
3 months
-
3 years
-
30 months
-
30 years
Pregunta 7
Pregunta
Short term effects are associated with high doses greater than [blank_start]50[blank_end] cGy
Pregunta 8
Pregunta
Short-term effects can be further categorized according to the body system affected: central nervous system, gastrointestinal, and hematologic (blood-related) effects.
Pregunta 9
Pregunta
[blank_start]Somatic effects[blank_end]: Those that affect the body of the irradiated individual directly
[blank_start]Genetic effects[blank_end]: Occur as a result of damage to the reproductive cells of the irradiated person and may be observed as defects in the children or grandchildren of the irradiated individual
Respuesta
-
Somatic effects
-
Genetic effects
-
Genetic effects
-
Somatic effects
Pregunta 10
Pregunta
The time required for long-term effects to manifest is generally considered to be [blank_start]5[blank_end] to [blank_start]30[blank_end] years, with the greatest percentage occurring between [blank_start]10[blank_end] and [blank_start]15[blank_end] years
Respuesta
-
5
-
1
-
2
-
10
-
30
-
15
-
50
-
45
-
10
-
15
-
5
-
20
-
15
-
10
-
20
-
25
Pregunta 11
Pregunta
Genes that are expressed are said to be [blank_start]dominant[blank_end], and those that are not expressed are called [blank_start]recessive[blank_end]. Mutated genes are usually [blank_start]recessive[blank_end]
Respuesta
-
dominant
-
recessive
-
recessive
-
dominant
-
recessive
-
dominant
Pregunta 12
Pregunta
What is the most common method of dose reduction used by radiographers?
Pregunta 13
Pregunta
For occupationally exposed personnel, the upper effective dose (ED) limit is [blank_start]50[blank_end] mSv ([blank_start]5[blank_end] rem) per year. This limit applies to workers older than [blank_start]18[blank_end] years who are not pregnant, and it is assumed to be a whole-body dose. These limits apply to occupational exposure only
Respuesta
-
50
-
30
-
10
-
20
-
5
-
3
-
1
-
2
-
18
-
16
-
21
-
13
Pregunta 14
Pregunta
Patient dose is directly proportional to the [blank_start]mAs[blank_end]
Pregunta 15
Pregunta
The combination of high kVp and low mAs is referred to as what kind of exposure?
Pregunta 16
Pregunta
[blank_start]Shadow shields[blank_end]: Shields attached to the collimator
[blank_start]Contact shields[blank_end]: Shields placed on or near the patient
Respuesta
-
Shadow shields
-
Contact shields
-
Contact shields
-
Shadow shields
Pregunta 17
Pregunta
The [blank_start]top[blank_end] of the male shield is placed 0 to 1 inches inferior to the symphysis pubis. The [blank_start]lower[blank_end] edge of the female shield is placed 0 to 1 inches superior to the symphysis pubis.
Pregunta 18
Pregunta
The greatest risks for spontaneous abortion, fetal death, and significant birth defects exist when significant levels of exposure occur during what trimester of pregnancy?
Respuesta
-
First trimester
-
Second trimester
-
Third trimester
Pregunta 19
Pregunta
The ED limit of whole body radiation for a pregnant worker is 30 mSv over a 9 month period
Pregunta 20
Pregunta
Short-term, predictable radiation effects typically occur as a result of:
Respuesta
-
High doses of radiation exposure, such as those received in radiation therapy
-
Low doses of radiation, such as those received in diagnostic imaging
-
Occupational radiation exposure
-
Low-dose exposure during pregnancy
Pregunta 21
Pregunta
The term radiation sickness refers to:
Respuesta
-
Occupational radiation effects
-
Congenital illness owing to genetic effects
-
Short-term gastrointestinal effects
-
Any stochastic effect
Pregunta 22
Pregunta
What is the federal agency governing workplace safety in the United States?
Pregunta 23
Pregunta
The three components that must be present for a fire to burn are a flammable substance (fuel), oxygen, and heat.
Pregunta 24
Pregunta
Hospital fires can be traced to what cause(s)?
Respuesta
-
Spontaneous combustion
-
Open flames
-
Cigarette smokers
-
Electricity
Pregunta 25
Pregunta
[blank_start]Class A[blank_end]: Involves solid common combustibles, such as paper or wood
[blank_start]Class K[blank_end]: Involves cooking media, for example oils and animal fats
[blank_start]Class D[blank_end]: Involve certain combustible solids, such as metal alloys
[blank_start]Class C[blank_end]: Involve electrical equipment or wiring
[blank_start]Class B[blank_end]: Involve flammable liquids or gases
Respuesta
-
Class A
-
Class K
-
Class D
-
Class C
-
Class B
-
Class K
-
Class A
-
Class D
-
Class C
-
Class B
-
Class D
-
Class C
-
Class B
-
Class A
-
Class K
-
Class C
-
Class B
-
Class A
-
Class K
-
Class D
-
Class B
-
Class A
-
Class K
-
Class C
-
Class D
Pregunta 26
Pregunta
Dry chemical extinguisher is suitable for what classification(s) of fire?
Respuesta
-
Class A
-
Class B
-
Class C
-
Class D
-
Class K
Pregunta 27
Pregunta
Which of the following is not a typical component of a spill kit?
Respuesta
-
Nitrile gloves
-
Mop
-
Kitty litter
-
Plastic bags
Pregunta 28
Pregunta
Latex gloves should be used when cleaning up hazardous materials.
Pregunta 29
Pregunta
What federal agency is concerned with the safe disposal of hazardous waste?
Pregunta 30
Pregunta
[blank_start]Ergonomics[blank_end]: The study of the human body in relation to the working environment
[blank_start]Body mechanics[blank_end]: The principles of proper body alignment, movement, and balance
Respuesta
-
Ergonomics
-
Body mechanics
-
Body mechanics
-
Ergonomics
Pregunta 31
Pregunta
The body is most stable when the center of gravity is [blank_start]nearest[blank_end] the center of the base of support.
Pregunta 32
Pregunta
Bending and twisting the back while lifting is a common cause of back strain
Pregunta 33
Pregunta
The most common injury reported by health care workers are muscoskeletal disorders
Pregunta 34
Pregunta
80% of sonographers experience some form of work related injury, usually in the form of RMIs and RSIs affecting the shoulder, arm, or wrist.
Pregunta 35
Pregunta
MSDS documents are likely to be needed in the event of:
Respuesta
-
Fall
-
Fire
-
Chemical spill
-
Electrical problem
Pregunta 36
Pregunta
[blank_start]Pathogens[blank_end]: Disease causing organisms
[blank_start]Normal flora[blank_end]: Beneficial organisms
Respuesta
-
Pathogens
-
Normal flora
-
Normal flora
-
Pathogens
Pregunta 37
Pregunta
[blank_start]Anaerobes[blank_end]: Bacteria that will not grow in the presence of oxygen
[blank_start]Obligate aerobes[blank_end]: Bacteria that require oxygen to grow
[blank_start]Facultative organisms[blank_end]: Bacteria that can adapt and grow under oxygenated and non-oxygenated conditions
Respuesta
-
Anaerobes
-
Obligate aerobes
-
Facultative organisms
-
Obligate aerobes
-
Anaerobes
-
Facultative organisms
-
Facultative organisms
-
Anaerobes
-
Obligate aerobes
Pregunta 38
Pregunta
Endospores are a resistant form of the bacterium that is produced within the cell when environmental conditions are unfavorable
Pregunta 39
Pregunta
Microorganisms that live on or inside the body without causing disease are referred to as:
Respuesta
-
Pathogens
-
Endospores
-
Microbial flora
-
Parasites
Pregunta 40
Pregunta
Bacteria can be classified or grouped based on:
Respuesta
-
Staining
-
Oxygen requirements
-
Shape
-
All of the bove
Pregunta 41
Pregunta
Microorganisms classified as acid-fast are a type of:
Respuesta
-
Virus
-
Bacteria
-
Rickettsiae
-
Protozoa
Pregunta 42
Pregunta
HAI stands for an infection that was formerly referred to as:
Respuesta
-
Multi-drug resistant
-
Nosocomial
-
Epidemic
-
Blooborne
Pregunta 43
Pregunta
The most complete source of information about infectious diseases in the United States is the:
Pregunta 44
Pregunta
The risk of contracting HIV from a needle stick injury is:
Pregunta 45
Pregunta
What organization studies, collects, and compiles infection data from every country in the world and makes this information available worldwide?
Pregunta 46
Pregunta
Nosocomial infections occur [blank_start]48[blank_end] hours after being admitted to the hospital
Pregunta 47
Pregunta
Which of the following hepatitis virus(es) are transmitted through food and water contaminated with feces?
Respuesta
-
Hepatitis A
-
Hepatitis B
-
Hepatitis C
-
Hepatitis D
-
Hepatits E
Pregunta 48
Pregunta
Hepatitis [blank_start]B[blank_end] is more infectious than hepatitis [blank_start]C[blank_end]
Pregunta 49
Pregunta
There is only a vaccine for hepatits [blank_start]A[blank_end] and [blank_start]B[blank_end]; none for [blank_start]C[blank_end]
Respuesta
-
A
-
B
-
C
-
D
-
E
-
B
-
A
-
C
-
D
-
E
-
C
-
A
-
B
-
D
-
E
Pregunta 50
Pregunta
Which of the following terms best describes assertive behavior?
Respuesta
-
Forceful
-
Persuasive
-
Firm
-
Argumentative
Pregunta 51
Pregunta
Deaf patients and hearing impaired patients differ in that deaf patients:
Respuesta
-
Will not respond to sounds outside their field of vision
-
May use ASL as their primary means of communication
-
Often move socially within a deaf community
-
All of the above
Pregunta 52
Pregunta
The onset of chronic conditions is most common during which of the following life stages?
Respuesta
-
Adolescence
-
Young adult
-
Middle adult
-
Old adult
Pregunta 53
Pregunta
What is the order in which people deal with dying?
1. [blank_start]Denial[blank_end]
2. [blank_start]Anger[blank_end]
3. [blank_start]Bargaining[blank_end]
4. [blank_start]Depression[blank_end]
5. [blank_start]Acceptance[blank_end]
Respuesta
-
Denial
-
Anger
-
Bargaining
-
Depression
-
Acceptance
Pregunta 54
Pregunta
[blank_start]Attitude[blank_end]: A state of mind, an opinion, or a feeling often revealed by body position, tone of voice, or other nonverbal signals
[blank_start]Manners[blank_end]: Are customs that express respect and are sometimes referred to as the oil that makes daily contacts run smoothly
[blank_start]Ethnic[blank_end]: Characteristics of individuals were originally identified by specific areas of the globe
[blank_start]Culture[blank_end]: Is determined by language and by the customs commonly observed
Respuesta
-
Attitude
-
Manners
-
Ethnic
-
Culture
-
Manners
-
Attitude
-
Ethnic
-
Culture
-
Ethnic
-
Attitude
-
Manners
-
Culture
-
Culture
-
Attitude
-
Manners
-
Ethnic
Pregunta 55
Pregunta
Age specific communication
Neonate and Infant: Birth to [blank_start]1 year[blank_end]
Toddler: [blank_start]1[blank_end] to [blank_start]2[blank_end] years
Preschooler: [blank_start]3[blank_end] to [blank_start]5[blank_end] years
School age: [blank_start]6[blank_end] to [blank_start]12[blank_end] years
Adolescent: [blank_start]13[blank_end] to [blank_start]18[blank_end] years
Young adult: [blank_start]19[blank_end] to [blank_start]45[blank_end] years
Middle adult: [blank_start]46[blank_end] to [blank_start]64[blank_end] years
Late adult: [blank_start]65[blank_end] to [blank_start]79[blank_end] years
Old adult: [blank_start]80[blank_end] years and older
Respuesta
-
1 year
-
2 years
-
1
-
2
-
2
-
4
-
3
-
5
-
5
-
6
-
6
-
7
-
12
-
13
-
13
-
14
-
18
-
17
-
19
-
18
-
45
-
40
-
46
-
41
-
64
-
65
-
65
-
66
-
79
-
80
-
80
-
81
Pregunta 56
Pregunta
[blank_start]Virion[blank_end]: A fully developed viral particle made up of genetic material
[blank_start]Prion[blank_end]: Smallest and least understood of all pathogens
[blank_start]Fomite[blank_end]: An object that has been in contact with pathogenic organisms
[blank_start]Vector[blank_end]: An arthropod in whose body an infectious organism develops or multiplies before becoming infectious to a new host
[blank_start]Vehicle[blank_end]: Any medium that transports microorganisms
Respuesta
-
Virion
-
Prion
-
Fomite
-
Vector
-
Vehicle
-
Prion
-
Virion
-
Fomite
-
Vector
-
Vehicle
-
Fomite
-
Virion
-
Prion
-
Vector
-
Vehicle
-
Vector
-
Virion
-
Prion
-
Fomite
-
Vehicle
-
Vehicle
-
Virion
-
Prion
-
Fomite
-
Vector
Pregunta 57
Pregunta
What is the classification and mode of transmission for the following respiratory diseases?
Giardiasis: [blank_start]Protozoan[blank_end] / [blank_start]Vehicle, contact[blank_end]
Whooping cough: [blank_start]Bacterium[blank_end] / [blank_start]Droplet[blank_end]
Pneumonia, thrush in infants: [blank_start]Fungus[blank_end] / [blank_start]Droplet[blank_end]
Salmonellosis: [blank_start]Bacterium[blank_end] / [blank_start]Vehicle, contact[blank_end]
Tuberculosis: [blank_start]Bacterium[blank_end] / [blank_start]Airborne[blank_end]
Infectious diarrhea: [blank_start]Bacterium[blank_end] / [blank_start]Vehicle, contact[blank_end]
Mumps: [blank_start]Virus[blank_end] / [blank_start]Droplet[blank_end]
Strep throat: [blank_start]Bacterium[blank_end] / [blank_start]Droplet[blank_end]
Poliomyelitis: [blank_start]Virus[blank_end] / [blank_start]Vehicle, contact[blank_end]
Diphtheria: [blank_start]Bacterium[blank_end] / [blank_start]Droplet[blank_end]
Respuesta
-
Protozoan
-
Bacterium
-
Virus
-
Bacterium
-
Protozoan
-
Virus
-
Fungus
-
Fungus
-
Fungus
-
Protozoan
-
Bacterium
-
Virus
-
Bacterium
-
Protozoan
-
Virus
-
Fungus
-
Bacterium
-
Protozoan
-
Fungus
-
Virus
-
Bacterium
-
Virus
-
Protozoan
-
Fungus
-
Virus
-
Protozoan
-
Fungus
-
Bacterium
-
Bacterium
-
Virus
-
Protozoan
-
Fungus
-
Virus
-
Protozoan
-
Bacterium
-
Fungus
-
Bacterium
-
Protozoan
-
Fungus
-
Virus
-
Vehicle, contact
-
Droplet
-
Airborne
-
Droplet
-
Vehicle, contact
-
Airborne
-
Droplet
-
Vehicle, contact
-
Airborne
-
Vehicle, contact
-
Droplet
-
Airborne
-
Airborne
-
Vehicle, contact
-
Droplet
-
Vehicle, contact
-
Droplet
-
Airborne
-
Droplet
-
Vehicle, contact
-
Airborne
-
Droplet
-
Airborn
-
Vehicle, contact
-
Vehicle, contact
-
Airborne
-
Droplet
-
Droplet
-
Vehicle, contact
-
Airborne
Pregunta 58
Pregunta
What is the classification for the following genitourinary tract diseases?
Cystitis, nephritis: [blank_start]Bacterium[blank_end]
Herpes: [blank_start]Virus[blank_end]
Gonorrhea: [blank_start]Bacterium[blank_end]
Syphilis: [blank_start]Bacterium[blank_end]
Respuesta
-
Bacterium
-
Virus
-
Fungus
-
Protozoan
-
Virus
-
Bacterium
-
Fungus
-
Protozoan
-
Bacterium
-
Virus
-
Protozoan
-
Fungus
-
Bacterium
-
Virus
-
Protozoan
-
Fungus
Pregunta 59
Pregunta
What is the classification and mode of transmission for the following skin diseases?
Chicken pox, shingles: [blank_start]Virus[blank_end] / [blank_start]Contact[blank_end], [blank_start]Airborne[blank_end]
Surgical wound infection: [blank_start]Bacterium[blank_end] / [blank_start]Contact[blank_end]
Blisters: [blank_start]Virus[blank_end] / [blank_start]Contact[blank_end]
Boils, wound infection: [blank_start]Bacterium[blank_end] / [blank_start]Contact[blank_end]
Ringworm, athlete's foot: [blank_start]Fungus[blank_end] / [blank_start]Contact[blank_end]
Measles: [blank_start]Virus[blank_end] / [blank_start]Airborne[blank_end]
Respuesta
-
Virus
-
Bacterium
-
Protozoan
-
Fungus
-
Bacterium
-
Virus
-
Protozoan
-
Fungus
-
Virus
-
Bacterium
-
Protozoan
-
Fungus
-
Bacterium
-
Protozoan
-
Fungus
-
Virus
-
Fungus
-
Virus
-
Protozoan
-
Bacterium
-
Virus
-
Bacterium
-
Protozoan
-
Fungus
-
Contact
-
Vehicle
-
Droplet
-
Airborne
-
Droplet
-
Vehicle
-
Vector
-
Vector
-
Contact
-
Airborne
-
Droplet
-
Vehicle
-
Contact
-
Airborne
-
Vehicle
-
Vector
-
Contact
-
Vehicle
-
Vector
-
Airborne
-
Contact
-
Airborne
-
Vector
-
Droplet
-
Airborne
-
Contact
-
Vehicle
-
Vector
Pregunta 60
Pregunta
What is the classification and mode of transmission for the following blood diseases?
Malaria: [blank_start]Protozoan[blank_end] / [blank_start]Vectors[blank_end]
Typhoid fever: [blank_start]Bacterium[blank_end] / [blank_start]Vehicle[blank_end], [blank_start]contact[blank_end]
Respuesta
-
Protozoan
-
Virus
-
Fungus
-
Bacterium
-
Bacterium
-
Protozoan
-
Fungus
-
Virus
-
Vectors
-
Vehicle
-
Airborne
-
Droplet
-
Vehicle
-
Airborne
-
Vectors
-
Droplet
-
Contact
-
Airborne
-
Droplet
-
Vectors
Pregunta 61
Pregunta
Put the cycle of infection in order
1. [blank_start]Infectious organisms[blank_end]
2. [blank_start]Reservoir of infection[blank_end]
3. [blank_start]Portal of exit[blank_end]
4. [blank_start]Susceptible host[blank_end]
5. [blank_start]Port of entry[blank_end]
6. [blank_start]Transmission of disease[blank_end]
Respuesta
-
Infectious organisms
-
Reservoir of infection
-
Portal of exit
-
Susceptible host
-
Port of entry
-
Transmission of disease
Pregunta 62
Pregunta
[blank_start]Passive Immunity[blank_end]: Occurs following an injection of performed antibodies to a particular infection
[blank_start]Acquired immunity[blank_end]: Occurs when an individual develops antibodies to a particular organism as a result of either infection or immunization
[blank_start]Natural resistance[blank_end]: Provided by mechanical barriers of intact skin and mucous membranes
Respuesta
-
Passive Immunity
-
Acquired immunity
-
Natural resistance
-
Acquired immunity
-
Passive immunity
-
Natural resistance
-
Natural resistance
-
Acquired immunity
-
Passive immunity
Pregunta 63
Pregunta
Patients on antibiotics are least susceptible to healthcare associated infections
Pregunta 64
Pregunta
[blank_start]Disinfection[blank_end]: The destruction of pathogens by using chemical materials
[blank_start]Sterilization[blank_end]: Treating items with heat, gas, or chemicals to make them germ free
Respuesta
-
Disinfection
-
Sterilization
-
Sterilization
-
Disinfection
Pregunta 65
Pregunta
Health care workers and visitors entering the room of an infectious person under airborne precaution must wear masks that can filter particles that are [blank_start]1[blank_end] microns in size.
Pregunta 66
Pregunta
Patients under airborne precautions are placed in rooms with positive airflow
Pregunta 67
Pregunta
No special air circulation is required in rooms containing patients under droplet precautions
Pregunta 68
Pregunta
Under the system of protective precautions, the radiographer who positions the patient is the "dirty" member of the team
Pregunta 69
Respuesta
-
Supine
-
Prone
-
Lithotomy
-
Knee-chest
-
Trendelenburg
-
Semi-fowler's
-
Fowler's
-
Sims'
-
Lateral
Pregunta 70
Pregunta
It is important to check the patient chart for I&O orders when patients:
Respuesta
-
Arrive in the imaging department
-
Are ready to leave the imaging department
-
Request a drink of water
-
Are receiving intravenous fluids
Pregunta 71
Pregunta
Which of the following positions is considered safe for a patient who is nauseated and may vomit?
Respuesta
-
Sims'
-
Prone
-
Trendelenburg
-
Lateral recumbent
Pregunta 72
Pregunta
The definition of decubitus ulcers is tissue death due to:
Pregunta 73
Pregunta
It is most comfortable for a patient with abdominal pain to be positioned:
Pregunta 74
Pregunta
Which position is helpful when treating patients suffering from shock?
Respuesta
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Trendelenburg
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Fowler's
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Semi-fowler's
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Supine
Pregunta 75
Pregunta
Decubitus ulcers is also known as bed-sores