Which of the Following Is Not Involved in the Relaxation

question 329

Multiple Choice

Which of the following is not involved in the relaxation of muscle?

• A) when acetylcholine is destroyed by acetylcholinesterase.
• B) when there is no longer a local action potential.
• C) when the T tubules actively take up the Ca²⁺ that had been released.
• D) when the actin and myosin molecules are no longer bound together.
• E) when the troponin-tropomyosin complex slips back into its blocking position.

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Definitions:

Actual Value

The true or factual value of a variable or quantity, without estimation or error.

Estimated Value

An approximation of the worth of something, often used in the context of potential outcomes in decision making or investment.

Inverse Relationship

A relationship between two variables in which one variable increases as the other decreases.

Independent Variable

A variable that is manipulated to observe its effect on a dependent variable in an experiment.