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7 Cards in this Set
- Front
- Back
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Two main subdivisions of Somatic Nervous System and what do they include
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CNS: brain, spinal cord
PNS: cranial nn, spinal nn, peripheral nn, sensory receptors |
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The ANS supplies and regulates activity of ______
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cardiac muscle, smooth muscle, and glands
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What are the three types of receptor organs
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Exteroceptors: on surface of
body wall (cutaneous receptors) Proprioceptors: within body walls (muscle spindle) Interoceptors: internal to body walls (visceral structures) |
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what do α β γ neurons innervate
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α: skeletal muscle
β: smooth and cardiac muscles glands γ: muscle spindles |
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what is grey matter composed of
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cell bodies: neurons, neuroglia
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what is the difference between the nucleus and ganglion in grey matter
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nucleus: group of nerve cell
bodies within the CNS ganglion: group of nerve cell bodies outside the CNS |
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What is found in white matter
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myelinated and unmyelinated axons with supportive neuroglia cells
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