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controls voluntary functions
like movement , controls skeletal muscles |
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controls involuntary functions
controls cardiac and smooth muscles and glands |
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| stimulatory stress response ( fight or flight ) |
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| controls pupil , increase salivation , decreases breathingrate , slows heart rate , widens blood vessels , increases digective activity , contract bladder muscles , stimulate defecation |
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| sympathetic nervous system |
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Definition
| dilate pupil , decreases salivation , increases breathing rate , increase heart rate , narrows blood vessels , slows digestive activity , stimulates secreation or epinephrine and noepinephrine , causes salt and water retention , relaxes bladder muscles , inhibits defecation |
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Definition
| consisting of a sensory receptor, a sensory neuron, interneurons, a motor neuron and an effector (muscle) |
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| bone , skull , cerebrospinal fluid , blood-brain barrier |
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| inner most layer of meninges |
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inflammation of meninges
caused by bacteria virus, fungi |
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| cerebrospinal fluids function |
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Definition
shock absorption
support weight of the brain
nourishment ans waste removal |
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Definition
permits certain substance to enter the brain
inhibits nonlipid soluble drugs to reach brain tissue |
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Definition
transmit message between brain and body
cerebrospinal fluid in central canal |
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| cell bodies and non myelinated axons |
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| cerebral cortex of cerebrum |
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Definition
| thinking , conscious part of brain |
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cerebral cortex
hippocampus
amygdala |
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| sensory area of touch , hearing and olfaction and interpret sensation , language , thinking , decision making , |
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outer layer orf cerebrum ; high thinking and processing
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sensory and motor areas
Prefrontal region : decision making
sulci : fold and furrows
gyri : ridges |
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Definition
| white matter band connects two hemisphere |
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Definition
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| remember fear and responding to it |
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Definition
| processes sensory information ( no smeel) and relays it to other areas of brain |
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control vitals
regulate : hunger, thirst, sex
controls pituitay gland secretions |
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Definition
matain balance and cordination
refines motor skills
new motor skills |
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Term
| brain stem : mdulla oblagata |
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Definition
| controls breathing , heartbeat nd BP and involuntry functions |
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Term
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Definition
assist medulla oblagata to control involuntary breathing
relays message between spinal cord ad th cerebellum with cerebrum , thalamus and hypothalamus |
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Definition
important in voluntary muscle control
controls eye movement
relays station for auditory and visual information
relays information between the cerebellum or spinal cord and the cerebrum
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