Question

9.
Muscle cells can change their shape and bring change in arrangement which is the result of response
of
(A) Nervous electrical impulse
(B) Reflex action
(C) Transport of nerve impulse
D) Movement - locomotion​

Answer 1

Answer:

nervous electrical impulse

Answer 2

Answer:

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.