The Activity of Acetylcholine in a Synapse Is Terminated by Its

question 51

Multiple Choice

The activity of acetylcholine in a synapse is terminated by its

• A) active transport across the presynaptic membrane.
• B) diffusion across the presynaptic membrane.
• C) active transport across the postsynaptic membrane.
• D) diffusion across the postsynaptic membrane.
• E) degradation by a hydrolytic enzyme on the postsynaptic membrane.