Triggering of the Muscle Action Potential Occurs After

question 32

Multiple Choice

Triggering of the muscle action potential occurs after

• A) acetylcholine binds to chemically gated channels in the motor end plate membrane.
• B) acetylcholinesterase binds to receptors on the end plate.
• C) calcium ion binds to channels on the end plate.
• D) the nerve action potential jumps across the neuromuscular junction.
• E) Any of the above can produce an action potential in the muscle cell.

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Definitions:

Sibling Conflict

The disagreements, competition, and fights that occur between brothers and sisters, often part of normal sibling dynamics.

Reactive

Characterized by actions taken in response to external stimuli or events, as opposed to initiating actions proactively.

Person-Environment Transaction

The dynamic interaction and exchange between individuals and their surrounding physical, social, and cultural environments.

Active

Engaging or ready to engage in physically energetic pursuits; not passive.