Question

The Shortening of a muscle is called ______________.

a
Extension
b
Contraction
c
Tendon
d
Ligament

Answer 1

B. Contraction

Explanation:

During a concentric contraction, a muscle is stimulated to contract according to the sliding filament theory. This occurs throughout the length of the muscle, generating a force at the origin and insertion, causing the muscle to shorten and changing the angle of the joint.

Answer 2

Contraction

Explanation:

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