The primary method for disposal of peptide neurotransmitters is:
A) inactivation by the enzymes MAO and COMT.
B) reuptake by the presynaptic neuron.
C) diffusion.
D) reuptake by the postsynaptic neuron.

Question

Quizplus · Accepted Answer

Peptide neurotransmitters are primarily disposed of by diffusion away from the synaptic cleft, as they are not typically reabsorbed or broken down by enzymes like MAO and COMT, which are involved in the metabolism of monoamines, not peptides.

The Primary Method for Disposal of Peptide Neurotransmitters Is