Neuroanatomy (Exam 4) Main Study Guide SPAUD-210

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Last updated 5:48 PM on 4/17/26
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164 Terms

1
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olfactory nerve

CN 1

snakes on bottom of frontal lobe

<p>CN 1</p><p>snakes on bottom of frontal lobe</p>
2
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optic nerve

CN 2

snail eyes superior to pons

<p>CN 2</p><p>snail eyes superior to pons</p>
3
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oculomotor

CN 3

inferior to CN 2, pokes out

<p>CN 3</p><p>inferior to CN 2, pokes out</p>
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troclear

CN 4

lateral on top of pons

<p>CN 4</p><p>lateral on top of pons</p>
5
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trigeminal

CN 5

fat, the middle of pons

<p>CN 5</p><p>fat, the middle of pons</p>
6
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abducens

CN 6

most medial of 6, 7, & 8

<p>CN 6</p><p>most medial of 6, 7, &amp; 8</p>
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facial

CN 7

lateral to 6, medial to 8

<p>CN 7</p><p>lateral to 6, medial to 8</p>
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vestibulocochlear

CN 8

most lateral to 6 & 7

<p>CN 8</p><p>most lateral to 6 &amp; 7</p>
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glossopharyngeal

CN 9

most superior to 9 & 10

<p>CN 9</p><p>most superior to 9 &amp; 10</p>
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vagus

CN 10

inferior to 9, superior to 11

<p>CN 10</p><p>inferior to 9, superior to 11</p>
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spinal accessory

CN 11

inferior to 9 & 10

<p>CN 11</p><p>inferior to 9 &amp; 10</p>
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hypoglossal

CN 12

medial to 9, 10, & 11

<p>CN 12</p><p>medial to 9, 10, &amp; 11</p>
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anterior horn of lateral ventricle

front horns, sharp

<p>front horns, sharp</p>
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inferior horn of lateral ventricle

bottom one

<p>bottom one</p>
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posterior horn of lateral ventricle

back one, pointy

<p>back one, pointy</p>
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third ventricle

knowt flashcard image
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cerebral aqueduct

knowt flashcard image
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fourth ventricle

triangle shape

<p>triangle shape</p>
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body of fornix

triangle where 3 points connect

<p>triangle where 3 points connect</p>
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choroid plexus

blood vessels in ventricles, on hippocampus

<p>blood vessels in ventricles, on hippocampus</p>
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hippocampus

two sides coming off fornix

<p>two sides coming off fornix</p>
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flocculus

little middle bumps on cerebellum, purple on image

<p>little middle bumps on cerebellum, purple on image</p>
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cerebellar tonsil

big bumps on posterior side of cerebellum

<p>big bumps on posterior side of cerebellum</p>
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vermis of cerebellum

worm-like line on cerebellum

<p>worm-like line on cerebellum</p>
25
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left island of Reil

also called insular cortex, left shell

<p>also called insular cortex, left shell</p>
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caudate nucleus

top arch

<p>top arch</p>
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putamen

red on image, below top arch

<p>red on image, below top arch</p>
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pallidum

more medial bean, outline & pink

<p>more medial bean, outline &amp; pink</p>
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right island of Reil

right side

<p>right side</p>
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lentiform nucleus

made up of putamen and pallidum

<p>made up of putamen and pallidum</p>
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thalamus

oval bulge connected to brainstem

<p>oval bulge connected to brainstem</p>
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olives

lateral bumps on medulla, green on image

<p>lateral bumps on medulla, green on image</p>
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pyramids

medial to olives

<p>medial to olives</p>
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tubercle of nucleus gracilis

y-shaped stems, on medulla, most medial

<p>y-shaped stems, on medulla, most medial</p>
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tubercle of nucleus cuneatus

lateral to nucleus gracilis

<p>lateral to nucleus gracilis</p>
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cerebral cortex

knowt flashcard image
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right and left hemispheres

knowt flashcard image
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motor area

thin band, medial but slightly toward front

<p>thin band, medial but slightly toward front</p>
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sensory area

next to motor cortex

<p>next to motor cortex</p>
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frontal lobe

front

<p>front</p>
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temporal lobe

sides

<p>sides</p>
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parietal lobe

top

<p>top</p>
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occipital lobe

base/back

<p>base/back</p>
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central sulcus

valley between motor and sensory area and between frontal and parietal

<p>valley between motor and sensory area and between frontal and parietal</p>
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precentral gyrus

motor area (peaks)

<p>motor area (peaks)</p>
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postcentral gyrus

sensory area (peaks)

<p>sensory area (peaks)</p>
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lateral cerebral sulcus (slyvian fissure)

valley near temporal bone

<p>valley near temporal bone</p>
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longitudinal cerebral fissure

the way we cut the brain into left and right

<p>the way we cut the brain into left and right</p>
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cingulate gyrus

first layer under cerebral cortex

<p>first layer under cerebral cortex</p>
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cingulate sulcus

upper line (valley)

<p>upper line (valley)</p>
51
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corpus callosum

middle connector between hemispheres

<p>middle connector between hemispheres</p>
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body of corpus callosum

middle part of corpus callosum

<p>middle part of corpus callosum</p>
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genu of corpus callosum

anterior/head part of corpus callosum

<p>anterior/head part of corpus callosum</p>
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splenium of corpus callosum

posterior/back part of corpus callosum

<p>posterior/back part of corpus callosum</p>
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fornix

below corpus callosum, c-shaped curve

<p>below corpus callosum, c-shaped curve</p>
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septum pellucidum

thin tissue structure, between fornix and corpus callosum body

<p>thin tissue structure, between fornix and corpus callosum body</p>
57
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anterior commissure

really small dot, bottom of fornix

<p>really small dot, bottom of fornix</p>
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posterior commissure

back dot

<p>back dot</p>
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thalamus

middle oval shape

<p>middle oval shape</p>
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optic chiasm

little x from optic nerve

<p>little x from optic nerve</p>
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pineal gland

posterior little swoop bulb

<p>posterior little swoop bulb</p>
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superior colliculus

beneath pineal gland

<p>beneath pineal gland</p>
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inferior colliculus

beneath superior colliculus

<p>beneath superior colliculus</p>
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Sylvian (cerebral) aqueduct

valley superior & inferior colliculus and 3rd and 4th ventricle

<p>valley superior &amp; inferior colliculus and 3<sup>rd</sup> and 4<sup>th</sup> ventricle</p>
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third ventricle

upper middle ventricle

<p>upper middle ventricle</p>
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fourth ventricle

below/connects to 3rd ventricle

<p>below/connects to 3<sup>rd</sup> ventricle</p>
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arbor vitae

tree structure on cerebellum, branches are white matter

<p>tree structure on cerebellum, branches are white matter</p>
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vermis of cerebellum

worm looking area between parts of cerebellum

<p>worm looking area between parts of cerebellum</p>
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medulla oblongata

in-between pons & spinal cord

<p>in-between pons &amp; spinal cord</p>
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pons

above medulla, little bubble

<p>above medulla, little bubble</p>
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cerebral peduncle

above the pons, connected to tube structure

<p>above the pons, connected to tube structure</p>
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mammillary body

2 little breast like shapes from inferior view

<p>2 little breast like shapes from inferior view</p>
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lateral ventricles (first and second)

spaces in corpus callosum

<p>spaces in corpus callosum</p>
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dorsal column

space between dorsal horns

<p>space between dorsal horns</p>
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lateral column

side spaces on spinal cord

<p>side spaces on spinal cord</p>
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ventral column

bottom spaces on spinal cord

<p>bottom spaces on spinal cord</p>
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dorsal horn

upper part of butterfly

<p>upper part of butterfly</p>
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ventral horn

lower part of butterfly

<p>lower part of butterfly</p>
79
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transverse commissure

median line that connects areas of spinal cord

<p>median line that connects areas of spinal cord</p>
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dorsal median sulcus

top, small indentation

<p>top, small indentation</p>
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ventral median fissure

back, larger indentation

<p>back, larger indentation</p>
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central canal

middle dot on spinal cord, filled with cerebral spinal fluid

<p>middle dot on spinal cord, filled with cerebral spinal fluid</p>
83
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dorsolateral sulcus

bottom dorsal nerve connection

<p>bottom dorsal nerve connection</p>
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ventrolateral sulcus

bottom ventral nerve connection

<p>bottom ventral nerve connection</p>
85
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dorsal root

portion that goes to spinal

<p>portion that goes to spinal</p>
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ventral root

portion that goes to spinal

<p>portion that goes to spinal </p>
87
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dorsal root ganglion

bubble on dorsal

<p>bubble on dorsal</p>
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spinal nerve

where roots connect

<p>where roots connect</p>
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dorsal ramus

little protrusion, dorsal

<p>little protrusion, dorsal</p>
90
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ventral ramus

little protrusion, ventral

<p>little protrusion, ventral</p>
91
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billions

how many neurons are in the nervous system?

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nervous system

where does the transmitting of info happen?

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soma

what is the cell body of a neuron called?

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soma

cell body

<p>cell body</p>
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axon

knowt flashcard image
96
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dendrite

knowt flashcard image
97
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myelin sheath

fatty coverings

<p>fatty coverings</p>
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nodes of Ranvier

spots where you don’t have myelin sheath, where impulses jump

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away

which way do axons transmit info from the cell body?

100
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toward

which way do dendrites transmit info from the cell body?