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| consists of the brain and spinal cord. |
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| peripheral nervous system |
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| consists opf cranial nerves and pinal nevers, plexses and peripheral nerves throught out the body.. (autonic nerves) |
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| is a lumbar nerve leading to and from the thigh( femur) |
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| is a nerve begining in a region of the hip |
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| (latin for horse tail) is a bundle of spinal nerves below the end of the spinal nerve |
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| sensory (afferent) nerves |
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| carry messages related to changes in the environment TOWARD the spinal cord and brain |
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| travel FROM the spinal cord to the brain muscles of the body telling them how to respond. |
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| this system of nerve fibers carries impulses AWAY from the central nervous system to the gland heart, blood vessels and invonluntary muscle found in the walls of tubes like the intestines and hollow organs like the stomach and Urinary bladder. |
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| part of the autonomic nerve system. stimulate the body int imes of stress and crisis, they increase heart rate and forcefulness, dialate ( relax)airways so more oxygen can get enter, increase blood pressure, stimulate the adrenal glands to secrete adrenaline, slows digestion ( flight or fight) |
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| ( claim) slow down heart rate, contract the pupils of the eye. lower blood pressure stimulate peristalsis to clear the rectum and increase the quantity of secretions like saliva. |
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| large network of nerves ion the periphal nervous system |
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