QuestionSBA
QuestionChoice
This describes metabolism, one of the phases of pharmacokinetics (liberation, absorption, distribution, metabolism, excretion). Pharmacokinetics is the overall term used to describe how the body affects a certain drug.
10027192
b
Pharmacokinetics is the study of the breakdown of a drug into metabolites
QuestionChoice
This describes affinity. Efficacy is the ability of a ligand to produce a functional biological response when it binds to its target receptor.
10027194
d
Efficacy is the strength with which a ligand binds to its receptor at a certain concentration
QuestionChoice
Antagonists are substances that have affinity but no efficacy for a certain receptor. These may bind to the main active site, or an alternative (allosteric) site to mediate this effect. Allosteric modulators are any substances that bind to an alternative site on the receptor to that of the endogenous agonist and may have a range of effects on the receptor activity.
10027193
c
Allosteric modulators are substances that have affinity but no efficacy for a certain receptor
QuestionChoice
Pharmacodynamics is the study of the physiological and biochemical effects of a substance on the body, from a molecular to a phenotypic level.
10027191
a
Pharmacodynamics is the term used to describe the physiological and biochemical effects of a substance
QuestionChoice
This describes efficacy. Affinity is the strength with which a ligand binds to its receptor at a certain concentration.
10027195
e
Affinity is the ability of a ligand to produce a functional biological response when it binds to its target receptor
Concept
Chapter
2693
5963
Pharmacokinetics
Topic
172
Pharmacology of the Nervous System
17836
Which statement correctly describes a term used in pharmacology?
a