Which of the Following Is Involved in the Process of Muscle

question 58

Multiple Choice

Which of the following is involved in the process of muscle relaxation

• A) acetylcholinesterase destroys acetylcholine to allow the muscle membrane to return to resting potential.
• B) Ca²⁺ is actively taken up by the lateral sacs of the sarcoplasmic reticulum when there is no longer a local action potential.
• C) the cross bridges from the thick filaments bind to the thin filaments and bend in such a way as to return the filaments to their original resting position.
• D) both (a) and (b) above.
• E) all of these answers.

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Definitions:

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A long-term inflammatory disease of the airways of the lungs, characterized by recurrent breathing difficulties, wheezing, and coughing.