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20 Cards in this Set
- Front
- Back
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what does the central nervous system consist of
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brain
spinal cord |
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what does the peripheral nervous system consist of
-how many of each |
cranial nerves (12)
spinal nerves (31) |
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what does the autonomic nervous system consist of
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sympathetic
parasympathetic |
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what are the three sections of the brain above the spinal cord in order from top to bottom
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prosencephalon
mesencephalon (mid-brain) rhombencephalon |
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what does the prosencephalon and rhombencephalon consist of
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prosencephalon: telencephalon, diencephalon
rhombencephalon: metencephalon, myelencephalon |
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parts of telencephalon
-telencephalon is also known as |
-cerebral cortex (frontal, parietal, temporal, occipital)
-basal ganglia -limbic system -cerebrum |
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parts of diencephalon
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-thalamus
-subthalamus -hypothalamus -epithalamus (pineal gland) |
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parts of metencephalon
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-pons
-cerebellum |
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parts of myelencephalon
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medulla oblangata
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layers of brain from skin down
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skin
periosteum bone dura matter arachnoid matter pia matter |
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what does the meninges consist of from top to bottom
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dura matter
arachnoid matter pia matter |
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what is the gyrus; what are sulcus
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-gyrus is the ridge on the cerebral cortex
-sulcus are the grooves in the gyrus of the cerebral cortex |
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on the spinal cord, what side are the sensory and motor nuerons located on
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sensory = dorsal
motor = ventral |
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define gray matter
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nerve cells, their processes, and synapses between nerve cells; glial cells
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white matter
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myelinated axons grouped in bundles
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what functions do the frontal, parietal, temporal, and occipital lopes have
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frontal - motor, intellectual function
parietal - sensory functions, taste temporal - hearing, speech, smell, memory occipital - vision |
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what does the basal ganglia do
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motor areas of cortex and cerebellum; muscle tone, posture
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what does the limbic system do
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emotional behavior
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what do the pons and cerebellum do
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pons - alertness; function of cerebellum and motor control
cerebellum - movement, muscle tone, coordination |
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what does the medulla oblongata do
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"vegetative functions" - respiratory, cardiovascular, digestive
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