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15 Cards in this Set
- Front
- Back
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Parasympathetic system
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Restores homeostasis
(slows heart, reduces BP) |
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Sympathetic System
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Fight or Flight
(raise heart rate & BP, redistributes blood) |
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Joint proprioceptors
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Located in and around the joints. Provide awareness of position and movement. Two types Pacinie's (quick adapting, Movement only) and Ruffini's (slow adapting, movement and static position)Protective
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Muscle Proprioceptors
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Located in muscles. 2 types muscle spindles (amount & speed of stretch, stops injury), Golgi Tendon Organs (in tendons, measures pulling)protective
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Inner Ear Proprioceptors
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provides info on static position and movement of head (equilibrium)head position-located in vestibule (Static), movement-located in semicirular canals (dynamic)
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Spinal Reflex
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Involuntary response to stimuli, basis for unconscious mortor function and basic defense mechanisms
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Stretch Reflex
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maintains muscle tone, supports agonist, provides feedback about muscle length.
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Inverse Stretch Reflex
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provides agonist inhibition
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Flexor (withdrawal) Reflex
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protective withdrawal mechanism moves body from harmful stimuli.
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Crossed Extension Reflex
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balances body when other side of body does a withdrawal reflex.
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Tonic Neck Reflex
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Orients the body in the direction the head is turned.
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Righting reflex
(labyrinthin) |
helps keep us upright and balanced, levels head.
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Cutaneous Reflex
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causes relaxation in muscles after massage or heat is applied.
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Upper Motor Neuron
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any neuron that starts in motor cortex of brain and ends in brain or spinal cord
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Lower Motor Neuron
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neurons that go from spinal cord to muscle.
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