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What is a smooth muscle that contracts or relaxes to change the volume of the chest?
The Diaphragm.
What does a muscle become when it contracts?
A muscle becomes shorter when it contracts.
What happens to the length of a muscle when it contracts?
When a muscle contracts, it shortens in length.
How do banding patterns change when a muscle contracts?
When a muscle contracts, the actin and myosin myofilaments come together, the H zones and I zones shrink and become very narrow. The A band does not changing during contraction.
When a muscle contracts, it pulls with what force?
When a muscle contracts, it pulls with a force generated by the muscle fibers contracting and shortening.
When a muscle contracts but does not change length what type ofpools networks of?
When a muscle contracts but does not change length, it is undergoing isometric contraction. During this type of contraction, the muscle generates tension without any visible movement or change in the muscle's length. This is commonly observed when holding a weight in a fixed position or pushing against an immovable object. Isometric contractions are important for stabilizing joints and maintaining posture.
When one muscle contracts what happens to the opposing muscle?
When one muscle in a pair contracts the other expands.
When a muscle contracts it?
shortens
When the muscle contracts it is?
Flexion
When muscle contracts it is?
Flexion
Which muscles contracts when the leg is extended at the knee?
The muscle that contracts when the leg is extended at the knee is call the gastrocnemius muscle
When the muscle contracts what happens to the tendon and bone?
When the muscle contracts, the tendon pulls on the bone to create movement. The tendon is the connective tissue that attaches the muscle to the bone, so when the muscle contracts, it exerts force on the tendon, which in turn moves the bone.
