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Three kinds of muscle tissue:
Smooth: Along the walls of hollow organs ( intestines, blood vessels, lungs ). Contraction of smooth muscle changes organ diameter.
Skeletal: Attached to skeleton, moves the body around.
Cardiac: The heart, contraction pumps blood.
Primary function of muscle:
To convert energy to mechanical work.
The individual, cylindrical shaped muscle cells are called...
Somatic motor nerves...
Voluntary nervous system which controls voluntary movements of the body. Part of peripheral ( outside central ) nervous system.
Long, slender extension of a nerve cell. Conducts electrical impulses away from nerve body (soma).
Motor unit is mad up of...
Anterior horn cell -> anterior root axon -> individual nerve fibers innervate muscle cells.
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