myofibrils
concentric contraction is atype of muscle contraction which the muscle shortens while genrating aforce The muscle shortens to produce movement. A muscle contraction in which shortening occurs.
B. isotonic contraction
during skeletal muscle contraction ,I band and H zone shortens. Sarcomeres
Yes, the Z line shortens during muscle contraction.
It is called concentric isotonic contraction.
No it is not true.
shortens while maintaining constant tension.
It is called a concentric contraction. The muscle gets shorter in preparation to do work.
shortens
contract or "contraction" is when a muscle fiber lengthens or shortens
This is muscle flexion or isotonic contraction.
Concentric muscle contraction will shorten a muscle and decrease the angle between two bones. This type of contraction involves the muscle generating force as it shortens to move a body part.