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Look at the given diagram of events duri...

Look at the given diagram of events during muscle contraction, named as A,B,C. Identidy the diagram that shows gradual shortening of length of Sarcomere `:-`

A

Only A & B

B

Only B& C

C

Only B

D

Only A & C

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • Assertion: The portion of the myofibril between two successive Z-lines is considered as the functional unit of contraction called sarcomere. Reason: During contraction, l-bands get reduced whereas A-bands retain the length , thereby causing shortening of the sarcomere.

    A
    If both assertion and reason are ture and reason is the corect explanation of assertion
    B
    If both assertion and reason are ture but reson is not the correct explanation of assertion
    C
    If assertion is true reason is false
    D
    If both assertion and reason are false

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