week 4 lab Flashcards

(53 cards)

1
Q

what are the primary conscious motor crotexes

A

post-cruciate gyrus and pre-cruciate gyrus (before and after cruciate sulcus)

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2
Q

what is the premotor and motor area that also does behavior

A

frontal lobe (area rostral to, and including, the post cruciate gyrus)

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3
Q

what is the conscious somatosensory area (pain, proprioception, touch, temperature) and behavior area

A

parietal lobe

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4
Q

where is the pareital lobe

A

area from the frontal lobe to approximately 1/3 distance to transverse fissure

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5
Q

what is the lobe for conscious sight and sight association; behavior

A

occipital lobe

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6
Q

where is the occipital lobe located

A

parietal lobe to tansverse fissure

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7
Q

what lobe is conscious hearing and major behavior area

A

temporal lobe

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8
Q

where is the temporal lobe?

A

the lateral side of hemisphere

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9
Q

behavior is unique to the

A

entire forebrain

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10
Q

where is the neopallium

A

dorsal to the lateral rhinal sulcus

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11
Q

where is the paleopallium

A

ventral to the lateral rhinal sulcus

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12
Q

what is the smell brain; where a lot of smell association occurs

A

paleiopallium

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13
Q

what is the lob for conscious smell and smell association; also behavior

A

piriform lobe

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14
Q

what sulcus helps you get oriented when looking for temporal lobe

A

sylvian sulcus

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15
Q

where are the neruons of olfactory nerve located

A

in olfactory bulb

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16
Q

what part functions in balance and equilibrium

A

flocculus

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17
Q

where is the flocculus

A

most lateral small parts of each hemisphere

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18
Q

what separates the cerebellum into rostral and caudal lobes

A

primary fissure

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19
Q

what is located between flocculuses

A

nodulus

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20
Q

where are the transverse pontine fibers located

A

in the metencephalon

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21
Q

what is the middle cerebellar peduncle

A

continuation of transverse pontine above CN V

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22
Q

what is the choroid plexus of 4th ventricle

A

contains lateral aperture for CSF release into subarachnoid

23
Q

lateral olfactory tract travels to

A

piriform lobe

24
Q

optic chiasma is right at transition of

25
If PLR works, the lesion is where?
caudal to the chiasm
26
review PLR
X
27
Mamillary bodies function in
autonomic involluntary control
28
where are crus cerebri located
in mesencephalon
29
what is the only nerve to arise from the dorsal brain stem
cn IV
30
Transverse pontine fibers ascend into
middle cerebellar peduncle
31
transverse pontine fiber function
transmits UMN info from cell bodies of frontal lobe into the cerebellum (most fibers are for skilled motor control)
32
unconcsious proprioception tracts go to
cerebellum
33
what are the pyramids
umn tract form cell bodies of frontal lobe
34
approximate junction of MO and spinal cord
can only be determined histologically
35
what cranial nerves live on ventral aspect; in more midline than other nerves
III, VI, XII
36
Ventricular system consists of
lateral ventricles, 3rd ventricle, mesencephalic aqueduct, 4th ventricle
37
where is the 3rd ventricle located
diencephalon
38
where is the 4th ventricle
metencephalon and myelencephalon
39
what are the common obstruction sites of the ventricular system
inteventricular foramina mesencephalon lateral aperture
40
what is the function of the choroid plexus
produces CSF (production is not pressure dependent, so will not stop productione ven if there is an obstruction)
41
what is teh corpus callosum
white mattter axons transversely oriented that communicate with right an left brain
42
what is the fornix function
talk to mamillary bodies; part of the lymbi system; major behavior area
43
what is the septum pellucidum
paper thin membane that separates right ventricle from left ventricle
44
cingulate gyrus functions in
behavior (the target of furious rabies)
45
callosal sulcus functions in
separating the corpus callosum from the angulate gyrus
46
subcallosal area
neurons sweep to mamillary bodies
47
rostral lobe of cerebeluum
motor control of the trunk muscle
48
caudal lobe of cerebellum
controlling muscle activity of distal appendages
49
medulla of cerebellum
white matter (axons); aslo called arbor vita
50
pineal gland
produces melatonin in darkness; sleep/wake pattern; photoperiod function (can be different shapes in different brains); just know it is a normal structure
51
interthalamic adhesion
sensory relay for all conscious sensory modality; all conscious modalities synapse in thalamus
52
caudal commissure
cross over of pretectal neurons for PLR
53
REVIEW PLR AND PARTS OF THE BRAINI
X