Which of the following would increase the levels of acetylcholine in the synaptic cleft?
Of the above only the inhibition of acetylcholinesterase, the enzyme that breaks down acetylcholine into acetate and choline and effectively stops cholinergic signaling between two cells, would increase levels of acetylcholine in the synaptic cleft.
Administration of glucose
Activation of muscarinic receptors
Activation of nicotinic receptors
Inhibition of acetylcholinesterase