Drugs that bind to a neurotransmitter's autoreceptors without activating them are usually
A) agonists.
B) antagonists.
C) enzymes.
D) endorphins.
E) amino acids.
Question 2
Drugs that degrade vesicles and cause the neurotransmitter molecules to leak into the cytoplasm, where they are destroyed by enzymes, are
A) receptor blockers.
B) agonists of the neurotransmitter.
C) antagonists of the neurotransmitter.
D) autoreceptor blockers.
E) amino acids.