Which Statement Regarding the Relaxation Phase of a Muscle Twitch

question 33

Multiple Choice

Which statement regarding the relaxation phase of a muscle twitch is true?

• A) The phase begins at stimulation and typically lasts about two milliseconds.
• B) Muscle tension falls to resting levels.
• C) The action potential sweeps across the sarcomere during this period.
• D) Tension rises to a peak.
• E) Cross-bridges are interacting with active sites on actin filaments throughout this period.

---

Definitions:

EEG

A test that detects electrical activity in the brain using small, flat metal discs attached to the scalp.

Detect Epilepsy

The process of identifying and diagnosing epilepsy, a neurological disorder characterized by recurrent, unprovoked seizures.

Depth Of Anesthesia

A measure of the degree to which the central nervous system is suppressed by anesthetic drugs during a surgical procedure.

Magnetic Resonance Imaging

A non-invasive imaging technique that uses magnetic fields and radio waves to create detailed images of organs and tissues, including the brain.