Which of the Following Statements Best Describes the Propagation of Action

question 77

Multiple Choice

 Which of the following statements best describes the propagation of action potentials?

• A) The action potential is reproduced repeatedly down the length of the axon.
• B) One action potential is formed at the axon hillock, and this same signal travels down the length of the axon.
• C) When the axon hillock reaches threshold, action potentials are simultaneously formed down the length of the axon.
• D) One action potential is formed at the axon hillock, triggering the movement of chemical messengers that travel the length of the axon.

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Definitions:

Caudate Nuclei

Brain structures within the basal ganglia involved in motor processing, learning, and various aspects of cognition and emotion regulation.

Frontal Lobes

Sections of the brain located behind the forehead, involved in impulse control, judgment, language, and problem-solving.

Thalamus

The thalamus is a part of the brain that acts as a principal relay station for sensory information, sending it to the appropriate areas of the brain for processing.

Obsessive-Compulsive-Related Disorders

A category of psychological disorders characterized by obsessive thoughts and compulsive actions.