The Effect of Acetylcholine Can Be Stimulating or Inhibiting

question 40

Multiple Choice

The effect of acetylcholine can be stimulating or inhibiting.Which of the following gives the best explanation for why this is so?

• A) Acetylcholine has many different forms.
• B) Acetylcholine has a "dose effect". Larger doses are stimulating while small doses inhibit.
• C) Postsynaptic cells have a dynamic and changing metabolism and respond differently at different times.
• D) Different post synaptic cells will have different receptors.

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