Zoology-Muscle Contraction

NEET Zoology Muscle Contraction MCQ Question

Type: MCQ-numerical-Easy-Class 11

If a sarcomere shortens by 1 micrometer during muscle contraction, how much will 10 consecutive sarcomeres in a myofibril shorten in total?

A

10 micrometers

B

5 micrometers

C

20 micrometers

D

1 micrometer

Correct Answer

Option A

Detailed Explanation

A sarcomere is the functional unit of contraction. If one sarcomere shortens by 1 micrometer, then 10 sarcomeres will shorten by 10 micrometers in total.

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