All of the following receptor sub -types are ionotropic, EXCEPT
A) AMPA glutamatergic.
B) GABAA
C) nicotinic cholinergic.
D) muscarinic cholinergic.
E) kainate glutamatergic.

Question

Quizplus · Accepted Answer

Muscarinic cholinergic receptors are metabotropic, not ionotropic. They work through G-proteins and second messengers, unlike the others listed which are ionotropic and directly control ion channels.

All of the Following Receptor Sub -Types Are Ionotropic, EXCEPT