Pharmacodynamics UPDATED ACTUAL Test Questions And Correct Answers

Pharmacodynamics UPDATED ACTUAL
Test Questions And Correct Answers
When a drug binds to a receptor and prevents a response, how is the drug best described? - CORRECT
ANSWERS Antagonist



When a drug binds to a receptor and has a response, how is the drug best described? - CORRECT
ANSWERS agonist



When a drug binds to a receptor and has a diminished response, how is the drug best described? -
CORRECT ANSWERS partial agonist



Which are the pharmacodynamic targets of all drugs? Select all that apply. - CORRECT
ANSWERS A drug targets enzymes, receptors, and cell membranes.



Which term describes the binding of a drug to a receptor without completely blocking the receptor,
causing a diminished response or effect? - CORRECT ANSWERS partial agonist



A drug that prevents a receptor or enzyme from activating is referred by which term? - CORRECT
ANSWERS antagonist



Naloxone is a drug that blocks the effect of an opioid by binding to the opioid receptor. What is the
receptor interaction that takes place when both morphine (an opioid) and naloxone are taken - CORRECT
ANSWERS Naloxone acts as a competitive antagonist to block the competitor



Which of the following describes the interaction of antibiotics on the inhibition of cell wall synthesis? -
CORRECT ANSWERS This is a nonselective interaction with a bacterial cell wall.



When a drug has a positive change to a faulty physiologic system, it is known as which of the following?
- CORRECT ANSWERS therapeutic effect.