0
Muscules are made up of alternating rows of two kinds of protien filaments. Nerve impulses trigger thes filaments to contract thus becoming sharter and more over lapping. Depending on how strong the nerve signals are will stimulate more and larger filamnents.
Wiki User
∙ 12y ago
Wiki User
∙ 12y agoThis happens when muscle fibers cross bridge each other and create tension. When they contract they shorten and become wider.Each cell is controlled by tiny motor neurons or "nerves".
Add your answer:
Earn +20 pts
What happens during isokinetic exercise Muscles contract at a constant rate. Muscles contract and relax to move a joint. Muscles do not contract at all. Muscles contract with very little body movement.?
Muscles contract and relax to move a joint. ... Muscles contract at a constant rate. Muscles contract and relax to move a joint.
What muscle can do?
Muscles can contract and shorten
How do muscles contract and relax?
muscles contract and relax by bring about movements.
What two ways do muscles work?
They contract and relax
What happens if the papillary muscles fail to contract?
If the papillary muscles fail to contract the valves will prolapse. The papillary muscles are located in the ventricles and contract to prevent prolapse.
Can you contract your smooth and cardiac muscles on purpose?
Smooth Muscles can, but Cardiac Muscles can not.
When muscles contract what do they do?
Shorten
When muscles shorten they.?
contract
Are nerves needed for muscles to contract?
Yes, without the nerves the muscles would be rendered useless. The muscles MUST have stimulation from somehwere in order to contract.
Why do your muscles contract?
Muscles contract to help move food through the digestive system
Do skeletal muscles continue to contract following death?
The Answer is TRUE, skeletal muscles continue to contract following death.
Why do hand muscles contract when vomiting?
Vomiting tends to make the body tense up. The hand muscles might contract as a result of this tensing. Also, vomiting can cause dehydration which can make muscles contract.
