muscles Flashcards
1
Q
What is contractility?
A
Ability of the muscle to shorten and contract to generate force.
2
Q
What is extensibility?
A
Ability of muscle to lengthen. Stretch beyond its normal resting length.
3
Q
What is elasticity?
A
Ability of muscle to return to normal size. Return to original length.
4
Q
What is atrophy?
A
Wasting of muscle tissue. Due to disuse, disease, or starvation.
5
Q
What is hypertrophy?
A
Increase in size of muscle tissue. Gain in muscle mass due to increased mass and length of each muscle cell.
6
Q
What does ‘controlled by nerve stimuli’ mean?
A
The ability of muscle tissue to be stimulated by electrical impulses / excitability / conductivity.
7
Q
How are muscles fed?
A
Capillaries supply muscles with oxygen and nutrients/remove waste products.
