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Muscular Vocab
Term | Definition |
---|---|
muscle | main organ of the muscular system |
relax | when a muscle stops pulling in |
contract | when a muscle pulls in |
smooth | type of muscle found in blood vessels and the digestive tract |
skeletal | type of muscle attached to the skeleton and is used for movement of the body |
cardiac | type of muscle found in the heart; it never gets tired |
voluntary | type of muscle that you can control (mostly the skeletal) |
involuntary | Type of muscle that works without you thinking about it (cardiac and smooth) |
tendon | connective tissue, like an elastic band, that connects a muscle to a bone |
mitochondria | cell organelle that burns sugars into energy. There are high amounts of these in muscle cells |