Which of the Following Statements Regarding the Motor End Plate

question 58

Multiple Choice

Which of the following statements regarding the motor end plate of a skeletal muscle fiber is TRUE?

• A) Muscarinic receptors in the end plate are activated by binding to acetylcholine.
• B) Temporal summation of multiple end plate potentials is required in order to trigger an action potential in the muscle-fiber membrane.
• C) Acetylcholinesterase in the end plate membrane catalyzes the breakdown of acetylcholine.
• D) Sympathetic nerve fibers terminate on skeletal muscle fibers at the motor end plate.
• E) The motor end plate under the axon terminal contains a large number of voltage-gated Na⁺ channels.

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Definitions:

Implicit Assumption

An unstated belief or premise that influences attitudes, actions, and decisions without explicit acknowledgment.

Behavioral Approach

A methodology focusing on understanding and modifying individuals' behaviors through studying their actions and reactions.

Interpersonal Trust

A psychological state comprising the intention to accept vulnerability based upon positive expectations of the intentions or behavior of another.

Rotter's Research

Studies conducted by Julian B. Rotter, focusing on the psychology of personality, particularly locus of control and its impact on behavior and decision-making.