A Substance Is Found to Have the Same Effect as Acetylcholinesterase

question 154

Multiple Choice

A substance is found to have the same effect as acetylcholinesterase, but acts at a much faster rate. What effect would this substance have at a cholinergic synapse?

• A) It would greatly reduce synaptic communication by depleting ACh levels in the synaptic cleft.
• B) It would enhance synaptic communication by concentrating ACh in the synaptic cleft.
• C) It reduce synaptic communication by destroying ACh receptors on the post-synaptic membrane.
• D) It would enhance synaptic communication by increasing the post-synaptic cells' sensitivity to ACh.

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