Which of the Following Will Respond to a Threshold Stimulus

question 200

Multiple Choice

Which of the following will respond to a threshold stimulus with an all-or-none contraction?

• A) A single muscle fiber
• B) A single motor unit
• C) A whole muscle
• D) Both a single muscle fiber and a single motor unit are correct.
• E) A single muscle fiber, a single motor unit, and a whole muscle are all correct.

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Definitions:

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