Arrival of an Action Potential at a Presynaptic Cell's Axon

question 41

Short Answer

Arrival of an action potential at a presynaptic cell's axon terminals triggers the release of __________,a type of chemical signal.

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Definitions:

Narcotic

Substances that change mood or behavior and can potentially lead to dependence or abuse; often used for pain relief.

Ointment

A semi-solid preparation typically used topically for the delivery of medication or for protective, therapeutic, or cosmetic purposes.

Parenteral

Other than by mouth.

Prescription

A written order from a healthcare professional that authorizes a patient to be provided a medicine or treatment.