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6 Cards in this Set

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What is the internal movement of the muscles?
Involves the contraction and relaxation of muscles
What is the external movement of muscles?
Is accomplished by the contraction and relaxation of muscles that are attached to bones.
Name the 3 types of muscles in the body.
1)Striated muscles
2)Smooth muscles
3)Cardiac muscle (myocardium)
Striated muscle
Also called voluntary or skeletal muscles -- are the muscle fibers that move all bones as well as the face and eyes.
Smooth muscles
Also called involuntary or visceral muscles -- are those muscle fibers that move internal organs such as the blood vessels, digestive tract and secretory ducts leading from glands.
Cardiac muscle (myocardium)
Is striated in apperance but like smooth muscle in its action. Its movement cannot be consciously controlled.