MEDICAL PHYSIOLOGY

PHYSIOLOGY

GENERAL PHYSIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The phenomenon called ____, means to bring more and more muscle fibers into play
A
Summation
B
Recruitment
C
Treppe
D
Synergism
Explanation: 

Detailed explanation-1: -Muscle contraction occurs when the thin actin and thick myosin filaments slide past each other. It is generally assumed that this process is driven by cross-bridges which extend from the myosin filaments and cyclically interact with the actin filaments as ATP is hydrolysed.

Detailed explanation-2: -Muscle tone is the resting tension in a skeletal muscle. It occurs because there are always a few motor units contracting in a resting muscle. These contractions do not cause enough tension to produce movement.

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