________ allows muscles to change shape by becoming shorter and thicker.
A) Extensibility
B) Excitability
C) Contractility
D) Elasticity

Question

Quizplus · Accepted Answer

Contractility refers to the ability of muscles to change shape by becoming shorter and thicker, allowing movement to occur. Extensibility refers to the ability of muscles to stretch and lengthen, while elasticity refers to the ability of muscles to return to their original shape after being stretched. Excitability refers to the ability of muscle cells to respond to stimuli, such as nerve impulses.

________ Allows Muscles to Change Shape by Becoming Shorter and Thicker