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34 Cards in this Set
- Front
- Back
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longitudinal fissure
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divides left and right hemispheres
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central sulcus
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divides frontal and parietal lobes
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lateral sulcus
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divides temporal and parietal lobes
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frontal lobe
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primary motor area
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parietal lobe
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primary sensory area
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temporal lobe
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primary auditory and olfactory areas
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occipital lobe
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primary visual area
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precentral gyrus
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ridge in front of central sulcus on frontal lobe
primary motor area |
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postcentral gyrus
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ridge behind central sulcus
primary sensory area |
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Gray matter
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masses of cell bodies
dark color no myelinated nerve tracts |
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white matter
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adipose tissue
lots of myelinated nerve tracts |
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corpus callosum
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whitish
nerve tracts cross to allow the left and right hemispheres to communicate |
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diencephalon
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forebrain
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three parts of diencephalon
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thalamus
hypothalamus epithalamus |
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thalamus
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sends messages to brain
acts as relay center two lobes |
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intermediate mass
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connects two lobes in thalamus
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hypothalamus
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above pituitary gland
all autonomic function |
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pituitary gland
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releases 9 hormones
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infundibulum
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communication between the hypothalamus and pituitary
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optic chiasma
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forms an X
where optic nerves cross |
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mammillary body
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relay station for olfactory sense
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epithalamus
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pineal gland
choroid plexus |
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pineal gland
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secretes melatonin
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choroid plexus
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produces cerebrospinal fluid
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three parts of brain stem
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midbrain
pons medulla oblongata |
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Midbrain
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cerebral aqueduct
superior colliculi inferior colliculi corpora quadrigemina |
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cerebral aqueduct
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hollow tube that connects 3rd and 4th ventricles
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superior colliculi
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visual reflexes
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inferior colliculi
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auditory relay center
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corpora quadrigemina
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4 dome like protection on posterior midbrain
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pons
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superior to medulla
contains autonomic control for respiration acts as relay center |
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medulla oblongata
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relay centers
contains autonomic control for respiration and cardiovascular becomes spinal cord inferiorly |
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cerebellum
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coordinates motor function
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arbor vitae
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tree of life
white matter |
