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14 Cards in this Set
- Front
- Back
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Cns |
Brain cord/integration |
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Pns |
Motor(efferent)/sensory(afferent) |
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Motor(efferent) |
Receives info from CNS to effectors. Breaks down into autonomic and somatic |
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Autonomic |
Viscera&glands/involuntary activities. Breaks down into sympathetic and parasympathetic |
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Somatic |
Skeletal muscle/ voluntary activities |
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Sympathetic |
Fight it flight, from t1-l2. Majority of cell bodies are in sympathetic trunks. |
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Parasympathetic |
Normal conditions, maintains homeostasis, resting&digestion, comes off brain stem or sacral area. |
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Gray matter of spinal cord |
Looks like a butterfly |
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Dorsal |
Sensory |
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Ventral |
Motor |
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Tract |
Bundle of neuronal axons |
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5 major parts of a reflex arch |
1. Sensory receptor 2.sensory neuron 3. Integrating center 4. Motor neuron. 5. Effector |
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Phrenic nerved |
Help in breathing (diaphragm) |
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Sacral nerve |
Gives rise to the largest nerve in the body the SIATIC NERVE |
