Introductory Principles Flashcards
(8 cards)
1
Q
define pharmacodynamics
A
the study of how a drug affects an organism
2
Q
define pharmacokinetics
A
how an organism affects the drug
3
Q
define agonist
A
a chemical that binds to a receptor and activates the receptor to produce a biological response
4
Q
define antagonist
A
a type of receptor ligand or drug that blocks agonist mediated responses
5
Q
occupancy
A
how many receptors in tissue/organ the drug will bind to
6
Q
affinity
A
the ability or tendency of an agonist to bind to its receptor to form a complex
7
Q
efficacy
A
describes the power or capacity of the agonist to produce a functional response
8
Q
potency
A
amount of drug required for a functional response to be produced. high potency - lower conc
