Which of the Following Statements Regarding the Motor End Plate

question 43

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 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 innervate skeletal muscle
• E)All of the choices are true

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Definitions:

Binomial Theorem

A principle in algebra that describes the algebraic expansion of powers of a binomial.

Expand

To express a mathematical expression in an extended form by removing parentheses or factoring, usually by applying the distributive property.

Binomial Theorem

A formula for expressing the powers of sums, which identifies the expansion of a binomial raised to any positive integer power.

Approximate

To estimate or come close to an actual value, not exact but within a reasonable range.