Fill in the Missing Words in the Following Sentence

question 4

Short Answer

Fill in the missing words in the following sentence.
Synaptic transmission at the vertebrate neuromuscular junction usually begins with an action potential that triggers the release of the neurotransmitter ____ from the axon terminal. This molecule diffuses across the ________ _____ and binds to the postsynaptic ______. Once this molecule binds, ____ and ____ ions move across the membrane and produce a ____.

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Definitions:

Sympathetic Nervous System

A part of the autonomic nervous system that activates the body's fight-or-flight response.

Adrenal Medulla

The inner part of the adrenal glands that secretes adrenaline and noradrenaline, hormones involved in the body's stress response.

Catecholamines

A group of neurotransmitters, including dopamine, norepinephrine, and epinephrine, that are involved in the body's response to stress.

Fight-Or-Flight

A physiological response to perceived threatening situations, preparing the body to either confront or flee from the threat.