MUSCLE PHYSIOLOGY

PHYSIOLOGY

SKELETAL MUSCLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The capacity of a muscle cell to recoil back is known as
A
elasticity.
B
flexibility.
C
excitability.
D
contractility.
Explanation: 

Detailed explanation-1: -Elasticity– The muscles have the ability to recoil back to its original length after being stretched. Excitability– The muscle tissue responds to a stimulus delivered from a motor neuron or hormone.

Detailed explanation-2: -Extensibility means that muscles can be stretched to their normal resting length and beyond to a limited degree. Elasticity means that if muscles are stretched, they recoil to their original resting length.

Detailed explanation-3: -Excitability is the ability to respond to a stimulus, which may be delivered from a motor neuron or a hormone. Extensibility is the ability of a muscle to be stretched or extended. Elasticity is the ability to a muscle to return to its original length when relaxed.

Detailed explanation-4: -Elasticity is the ability of muscle fibres to contract and return to their original state, i.e. their normal position. One of the properties muscles possess is allowing them to perform their functions correctly. The other properties are excitability, contractility, extensibility and plasticity.

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