Zoology-Muscle Contraction

NEET Zoology Muscle Contraction MCQ Question

Type: MCQ-numerical-Medium-Class 11

If a muscle fibre contains 100 sarcomeres arranged end-to-end, and each sarcomere shortens by 0.5 micrometers during contraction, what is the total shortening of the muscle fibre?

A

50 micrometers

B

100 micrometers

C

150 micrometers

D

200 micrometers

Correct Answer

Option A

Detailed Explanation

Each sarcomere shortens by 0.5 micrometers, and with 100 sarcomeres, the total shortening is 100 x 0.5 = 50 micrometers.

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