ATC Pharmacology 4

Question 1

Which term describes when two drugs are combined and produce an effect greater than the sum of their individual effects?

Accepted Answer

Synergism

Answer

Synergism (or potentiation) occurs when combined drugs produce a response exceeding the sum of their separate effects.

Question 2

An athlete using a nicotine patch to quit smoking asks if it will affect performance. Which physiological effect of nicotine is most relevant to athletic performance?

Accepted Answer

Increased catecholamine release causing elevated heart rate and blood pressure

Answer

Nicotine stimulates catecholamine release, increasing heart rate, blood pressure, and myocardial oxygen demand.

Question 3

Which of the following best defines a drug's half-life?

Accepted Answer

The time required for the plasma concentration of a drug to decrease by 50%

Answer

Half-life is the time required for the concentration of a drug in the bloodstream to decrease by half.

Question 4

An athlete develops hives and wheezing shortly after being given an oral antibiotic. What is the most appropriate immediate intervention?

Accepted Answer

Administer epinephrine 1:1000 IM and activate EMS

Answer

Signs of anaphylaxis require immediate intramuscular epinephrine and activation of emergency medical services.

Question 5

Beta-blockers are prohibited in which sports primarily because of their performance-enhancing calming and anti-tremor effects?

Accepted Answer

Archery and shooting sports

Answer

Beta-blockers reduce tremor and heart rate, providing a significant performance advantage in precision sports like archery and shooting.

(ATC) Certified Athletic Trainer Practice Test

(ATC) Certified Athletic Trainer Practice Test

ATC Pharmacology 4