Nicotinic Receptors Bind

Multiple Choice

Nicotinic receptors bind

A) acetylcholine and allow chloride ions to exit the cell.
B) acetylcholine and allow sodium ions to enter the cell.
C) muscarine and increase the contractility of intestinal muscle.
D) norepinephrine and can either stimulate or inhibit the cell.
E) norepinephrine and allow potassium entry, thereby exciting the cell.