Systemic complications of local anesthesia #WikiDentia

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1. Which term is currently used to describe the undesirable actions of a drug?

1 point

a. Intolerance.

b. Side effects.

c. Drug-induced disease.

d. Adverse drug reaction.

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2. Which is consistent with a drug overdose reaction?

1 point

a. The reactions are not dose related.

b. The immune response is exaggerated.

c. The same emergency management treats all reactions.

d. The blood level of the drug determines the severity of the reaction.

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3. Which term defines an abnormal, unexpected drug reaction?

1 point

a. Allergy.

b. Overdose.

c. Idiosyncrasy.

d. Toxic reaction.

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4. Which factor is believed to influence all idiosyncratic drug reactions?

1 point

a. Age.

b. Gender.

c. Disease.

d. Genetics.

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5. Overdose accounts for which proportion of all true adverse drug reactions?

1 point

a. 99%

b. 75%

c. 50%

d. 33%

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6. Which patient is predisposed to local anesthetic overdose?

1 point

a. Toddler.

b. Adolescent.

c. Middle-aged.

d. Retirement-aged.

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7. Which medication competes with lidocaine for hepatic oxidative enzymes?

1 point

a. Quinidine.

b. Cimetidine.

c. Meperidine.

d. Desipramine.

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8. Women are more prone to local anesthetic overdose during

1 point

a. puberty.

b. pregnancy.

c. menopause.

d. menstruation.

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9. Each increases the risk of anesthetic overdose, EXCEPT one. Which is the EXCEPTION?

1 point

a. Heart failure.

b. Hepatic disease.

c. Renal dysfunction.

d. Apprehension-induced stress.

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10. The administrator has the least amount of control over which anesthetic factor?

1 point

a. Dose.

b. Concentration.

c. Rate of injection.

d. Injection site vascularity.

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11. Atypical pseudocholinesterase presents

1 point

a. a relative contraindication for the administration of ester local anesthetics.

b. a relative contraindication for the administration of amide local anesthetics.

c. an absolute contraindication for the administration of ester local anesthetics.

d. an absolute contraindication for the administration of amide local anesthetics.

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12. Which patient factor does NOT affect the maximum recommended dose of local anesthetic?

1 point

a. Age.

b. Weight.

c. Physical status.

d. Psychological attitude.

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13. Which is the most common cause of local anesthetic overdose?

1 point

a. Excessive total dose.

b. Slow drug biotransformation.

c. Inadvertent intravascular injection.

d. Rapid absorption from the injection site.

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14. Vasoconstrictors reduce systemic toxicity of local anesthetics; however, vasoconstrictors should be included in the local anesthetic solution only when deemed absolutely necessary.

1 point

a. Both statements are true.

b. Both statements are false.

c. The first statement is true; the second is false.

d. The first statement is false; the second is true.

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15. Which is the most important factor in preventing adverse drug reactions?

1 point

a. Aspiration.

b. Needle gauge.

c. Type of syringe.

d. Rate of injection.

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16. How many cartridges are needed to anesthetize the entire primary dentition?

1 point

a. 1.

b. 2.

c. 3.

d. 4.

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17. Which indicates high overdose levels of local anesthetic?

1 point

a. Vomiting.

b. Tonic–clonic seizure.

c. Stutter, twitching, and tremor.

d. Elevated blood pressure, heart rate, and respiratory rate.

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18. Overdose signs and symptoms after a rapid intravascular injection appear within

1 point

a. seconds.

b. 3–5 minutes.

c. 10–30 minutes.

d. 10 minutes to several hours.

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19. Basic emergency management progresses through which sequence?

1 point

a. Breathing, Circulation, Definitive Care, Position, Airway (B C D P A).

b. Definitive Care, Circulation, Breathing, Airway, Position (D C B A P).

c. Position, Airway, Breathing, Circulation, Definitive Care (P A B C D).

d. Circulation, Airway, Breathing, Position, Definitive Care (C A B P D).

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20. Which drug is indicated for the management of a mild overdose reaction?

1 point

a. Oxygen.

b. Midazolam.

c. Nitrous oxide.

d. Diphenhydramine.

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