Physiology Muscle f0fe6c6c

The so-called "pseudo-H zone" in a sarcomere is:

M line plus lighter areas on its either side

Not seen normally in a sarcomere

Seen only in an extremely contracted state of a muscle

Disappearance of H band during contraction

High-Yield Explanation

At the very center of the sarcomere, there is H-zone (the gap between the ends of the thin filaments). The dark line at the center of the H-zone is called M-line. This dark M-line plus the light areas on either side constitutes the pseudo-H zone.

The so-called "pseudo-H zone" in a sarcomere is:

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