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7 Cards in this Set
- Front
- Back
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skeletal muscles |
voluntary, most are attached to bones via tendons -tongue, facial muscles, and voluntary sphincters don't attach directly to the bone |
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functions of skeletal muscle |
-body movements -maintaining posture -breathing -speaking -controlling waste eliminations -protection -aid in movement of lymph and venous blood |
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smooth muscle |
involuntary, located in many visceral organs, the iris, blood vessels, respiratory tubes, and attached to hair folicles |
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functions of smooth muscle |
-motions of visceral organs -controlling pupil size -blood flow -airflow -creating goose bumps if body is too cold/scared |
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cardiac muscle |
involuntary, located in heart. Pumps blood |
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Nervous tissue |
(multinucleated) consists of neurons and neuroglia. Considered excitable cells b/c they can generate signals called action potentials along the neron to another neuron or muscle/gland |
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neuroglia |
more abundant than neurons, they can't conduct nerve impulses, but have important supportive and protective functions for neurons |
