bone marrow,skull, strain
tissues that help bones move
Cramp
spasm
cramp:)
Cramp
A painful contraction of a muscle is a cramp or charley horse.
A painful muscle contraction is a cramp.
Such a painful muscle contraction is commonly known as cramp.
Often it is called a cramp.
A spasm.sedimentarySpasm
Tetanus is a life-threatening disease with uncontrolled contraction of skeletal muscle (a sign known as tetany).
A muscle spasm is the spontaneous recruitment of muscle fibers. The resulting contraction is usually painful, but it typically resolves very quickly.
The correct spelling is "cramp" and not "calf". The cramp is the involuntary contraction of the muscle and is usually very painful.
Isometric contraction
A cramp is a sudden over-shortening of a muscle. Cramps are involuntary and, often, severe. They can be extremely painful.
constant contraction of a muscle is called the muscle tone
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.