With Respect to Neuronal Transmission,what Does the Image of a Key

question 43

Multiple Choice

With respect to neuronal transmission,what does the image of a key fitting into a keyhole best illustrate?

• A)How synaptic vesicles are activated by an action potential.
• B)How the end of one neuron fits snugly into another.
• C)How ion channels open and close.
• D)How neurotransmitters bind to receptor molecules.

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Definitions:

Autonomic Nervous System

The part of the nervous system that controls involuntary bodily functions such as heart rate, digestion, and respiratory rate.

Fight-Or-Flight

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

Thalamus

A neural structure serving as a conduit for signal transmission of sensory data to the cerebral cortex.

Optimal Level

Optimal level refers to the most favorable point or degree of something for achieving a specific result or condition.