Drug Receptors

Question 1

T/F, agonists have affinity and efficacy

Answer 1

true, they have both

Question 2

T/F antagonists have affinity but not efficacy

Answer 2

true, don’t have efficacy, they help bind to receptors and prevent agonists to bind to them

Question 3

Which type of drugs will stimulate one receptor subtype and block another time simultaneously

Answer 3

mixed agonist-antagonists

Question 4

_____- overstimulation of a cell by a drug can lead to a decrease in the number of receptors available, brief and transient process

Answer 4

receptor desensitization

Question 5

____- slow process in which the number of receptors available becomes diminished over time

Answer 5

down-regulation