Quiz
Management of Pain and Anxiety
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Fragen in diesem Quiz (48)
1The potency of an anesthetic agent is primarily a result of its
- Awater solubility.
- Bprotein solubility.
- Clipid solubility.
- Dcarbohydrate solubility.
2. The nerve that travels the mental foramen is a branch of the
- Ainferior alveolar nerve.
- Bmiddle superior alveolar.
- Clingual nerve.
- Dposterior superior alveolar nerve.
3Sodium bisulfite is added to a cartridge of anesthetic to increase the stability of the
- Adistilled water
- Bvasoconstrictor.
- Chydrochloride salt.
- Dplasma cholinesterase.
4Which of the following explains why the administration of a local anesthetic into an area of inflammation has a decreased effect?
- AInflamed tissue has a high pH.
- BThe local anesthetic remains in the salt form (ionized).
- CVascularity is decreased in the area of the inflammation.
- DThe local anesthetic is converted to the free base (unionized).
5All the following statements are TRUE about lidocaine EXCEPT
- Ait is an amide-linked compound.
- Bit is used in 2% concentrations.
- Cit forms a salt with a strong acid that is water soluble.
- Dits lipophilic portion is ester-linked to the amino group.
6 Which of the following gauge numbers indicates the needle with the smallest lumen?
- A30
- B27
- C25
- D23
7The maxillary division of the trigeminal nerve is;
- ASensory only
- Bmotor only.
- Csensory and motor simultaneously.
- Dmostly sensory and minimally motor.
8The type and size of a nerve plays an important part in the development of adequate anesthesia. All the following are TRUE about nerves and anesthesia EXCEPT
- Amyelinated nerves require a greater concentration to be blocked.
- Bmyelinated nerves require less time to be blocked.
- Csmaller nerve fibers are the last to regain sensation.
- Dmaller nerve fibers are blocked before the larger
9Anesthetics decrease or limit the sensation of pain by
- Adecreasing the firing threshold.
- Bpreventing depolarization.
- Crepolarizing the nerve membrane.
- Dcausing hyperpolarization.
10 Saltatory conduction refers to
- Arapid transmission of nerve impulses along a myelinated nerve fiber.
- Bdiffusion of sodium into the nerve cell during impulse conduction.
- Cconduction of an impulse along a nonmyelinated nerve fiber at the nodes of Ranvier.
- DNone of the above
11The sensory receptors responsible for the initiation of pain perception are
- AMeissner's corpuscles.
- BRuffine's end organs.
- Cfree nerve endings.
- DPacini's corpuscles
12When does depolarization of a nerve fiber occur?
- ADuring the resting state of the fiber
- BBecause of the sodium pump
- CDuring the relative refractory period
- DBetween the polarization stage and reverse polarity
13An environmental change capable of initiating a nerve impulse is termed
- Aminimal threshold stimulus.
- Binitiation stimulus.
- Cfiring mechanism
- Dthe "all or none" law.
14 The anesthetic solutions injected into the tissues are
- Aacidic salts.
- Bstrong acids
- Cweak bases
- Dalkaloids.
15The lipophilic portion of an anesthetic molecule allows the anesthetic solution to
- Adiffuse through the nerve tissue.
- Bdiffuse through osseous tissue.
- Cdiffuse through the interstitial tissues.
- Dbe absorbed by the blood supply
16Which acid is most often combined with a local anesthetic drug?
- ASodium bisulfite
- BSodium chloride
- CAcetic acid
- DHydrochloric acid
17The patient's medical history indicates past liver damage. Why is the amount of amide-based anesthetic solution a relative contraindication?
- AAmides increase the risk of an allergic reaction
- BAmides undergo biotransformation in the liver.
- CWithout action by the liver, amides will be reabsorbed.
- DAmides are absorbed much slower at the injection site.
18All the following ingredients are contained within an anesthetic solution EXCEPT
- Asodium chloride.
- Bsodium bisulfate.
- Cwater
- Dvasoconstrictor
19Vasoconstrictors are added to local anesthetic agents to increase duration and
- Areduce toxicity by increasing the efficiency of the heart.
- Breduce toxicity by slowing absorption.
- Cextend the overall shelf life.
- Dhelp speed up the detoxification process.
20Where are vasoconstrictors metabolized?
- ALiver
- BPlasma
- CBloodstream
- DKidneys
21For what purpose is epinephrine added to either prilocaine or lidocaine local anesthetic agent?
- AProlongation of anesthesia
- BReduction of hemorrhage in field of operation
- CConstriction of blood vessels in area of injection
- DPrevention of toxic effects from too rapid absorption
- EAll of the above
22Which of the following vasoconstrictor agents is used with mepivacaine (Carbocaine) 3%?
- ANeo-Cobefrin
- BEpinephrine
- CLevophed
- DBenzocaine
- ENone of the above
23After starting the root-planing procedure, you encounter considerable bleeding from the client's sulcular tissues. After consulting with the dentist, it is decided to administer a local anesthetic for hemostasis. Which component of the local anesthetic will help to achieve hemostasis?
- AAnesthetic salt
- BVasoconstrictor
- CSodium bisulfite
- DDistilled water
24What is the pressure in a FULL tank of oxygen (O2)?
- A700 to 800 psi
- B900 to 1100 psi
- C1400 to 1600 psi
- D. 1800 to 2100 psi
25What is the pressure in a FULL tank of nitrous oxide (N2O)?
- A650 to 900 psi
- B900 to 1100 psi
- C1400 to 1600 psi
- D1800 to 2100 psi
26What is the pressure of a HALF-full tank of O2?
- A700 to 800 psi
- B900 to 1100 psi
- C1400 to 1600 psi
- D1800 to 2100 psi
27What is the pressure in a HALF full tank of N2O?
- A650 to 900 psi
- B900 to 1100 psi
- C1400 to 1600 psi
- D1800 to 2100 psi
28Which of the following is TRUE concerning N2O?
- AA full tank would read approximately 2100 psi.
- BIt exists as a gas in the tank and is delivered as a gas.
- CIt can be administered and monitored by dental hygienists in all states.
- DIt may induce nerve damage if used chronically.
29The use of a scavenging system with N2O sedation equipment is desirable because it
- Aremoves the odor of nitrous from the room.
- B. assists the patient's respiration.
- C. removes any potentially toxic waste gas from the environment.
- D. allows the patient to inhale room air through the nosepiece.
30Which of the following patients would NOT be a good candidate for the use of N2O?
- A"Gagger"
- BPediatric client
- CPatient with heart disease or a heart attack
- Dpatient with a chronic obstructive pulmonary disease
31 In monitoring the use of N2O, the patient should be in which stage of general anesthesia?
- Astage I
- BStage II
- CStage III
- DStage IV
32. The ideal concentration range of N2O is
- A10% to 25%.
- B30% to 50%
- C50% to 60%.
- D60% to 70%.
33The dental hygienist administered 2.4 cartridges of 3% mepivacaine. How many milligrams were administered?
- A129.6 mg
- B137.5 mg
- C138.4 mg
- D125.2 mg
34How many cartridges of lidocaine 2% 1:100,000 epinephrine anesthetic agent can be safely administered to a 120-lb patient taking tricyclic antidepressants?
- A1.1 cartridges
- B2.2 cartridges
- C3.3 cartridges
- D4.4 cartridges
35How many cartridges of prilocaine 4% anesthetic agent can a healthy 130-lb patient receive?
- A6.8 cartridges
- B7.2 cartridges
- C7.8 cartridges
- D8.3 cartridges
36What is the target area for the inferior alveolar nerve block?
- AMandibular foramen
- BLateral surface of mandibular ramus
- CAnteromedial border of neck of mandibular condyle
- DRetromolar pad or triangle
37What is the injection site for the posterior superior alveolar nerve block?
- ARetromolar pad or triangle
- BMaxillary tuberosity
- CPterygopalatine fossa
- DSuperior to maxillary canines
38How can you determine a positive aspiration with the computer-controlled local anesthetic delivery date?
- ABlood will be noticed in the glass cartridge.
- B. Blood will be noticed in the plastic tubing only.
- CBlood will be noticed at the needle hub
- DThe unit will beep rapidly if aspiration is positive.
39Case A:
Which nerve is involved when anesthetizing the palatal gingiva of the maxillary lateral incisor
- AMiddle superior alveolar nerve
- BNasopalatine nerve
- CInfraorbital nerve
- DAnterior superior alveolar nerve
- EInferior alveolar nerve
40After administering a posterior superior alveolar nerve block, the maxillary first molar remains sensitive, but the maxillary second and third molars are anesthetized. Which of the following would be the BEST explanation?
- AAnesthetic agent was deposited too high.
- BNot enough anesthetic agent was deposited.
- CMesiobuccal root is normally not anesthetized by posterior superior alveolar nerve block.
- DAnesthetic agent was deposited too low.
41Which nerve is involved when anesthetizing the facial gingiva of the maxillary canine?
- AMiddle superior alveolar nerve
- BNasopalatine nerve
- C. Infraorbital nerve
- DAnterior superior alveolar nerve
- EInferior alveolar nerve
42When lingual nerve is anesthetized, which of the following tissue will NOT be affected?
- AAnterior two-thirds of the tongue
- BFloor of the mouth
- C. Lingual gingiva
- DPalatal periodontium
- ELower lip
43The soft tissue of alveolar process of the mandible is innervated by
- Abuccal and lingual nerves only.
- Bbuccal and mental nerves only.
- C. buccal, lingual, and mental nerves.
- Dbuccal and inferior alveolar nerves only.
44Which injection anesthetizes the palatal gingiva and palatal mucosa of tooth #14
- AMiddle superior alveolar nerve block
- B. Posterior superior alveolar nerve block
- CAnterior middle superior alveolar nerve block (palatal approach)
- DGreater palatine nerve block
45Which nerve is involved when anesthetizing the mandibular first premolar?
- AMiddle superior alveolar nerve
- BNasopalatine nerve
- C. Infraorbital nerve
- DAnterior superior alveolar nerve
- EInferior alveolar nerve
46. To prepare the maxillary right premolars for nonsurgical periodontal therapy, which of the following nerves need to be anesthetized?
- ARight buccal nerve only
- BRight MSA and greater palatine nerves
- CRight ASA only
- DRight PSA only
47When anesthetizing the mental nerve, which of the following tissues will be affected?
- ABuccal gingiva of mandibular molars
- BFloor of the mouth as well as lower lip
- CLingual gingiva of mandibular teeth
- DBuccal gingiva of mandibular anterior teeth and mandibular first premolar
- ESkin of upper cheek as well as lower chin
48After the administration of local anesthesia to anesthetize teeth #1 to #3, you notice a faint bluish discoloration on her cheek. You check intraorally and find the same discoloration near the injection site along with swelling. What is the most probable cause of this mark?
- AThe anesthetic cartridge was contaminated with alcohol.
- BThe needle created a tear in the blood vessel.
- CThe hygienist used a needle of too fine a gauge.
- DThe hygienist injected too rapidly.
Informationen
- Beschreibung
- Public Health Quiz am Management of Pain and Anxiety, erstellt von Dee-Anna L'Heureux am 22/04/2018.
- Autor
- Dee-Anna L'Heureux
- Sprache
- English
- Aufrufe
- 5
- Schlagwörter
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