A&P 1 > chapter 14 test part 2 > Flashcards

chapter 14 test part 2 Flashcards

(60 cards)

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1
Q

hypothalamus- mamillary bodies

A

process olfactory and other sensory info, control reflex eating movements

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2
Q

hypothalamus- mamillary bodies

A

process olfactory and other sensory info, control reflex eating movements

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3
Q

hypothalamus- infundibulum

A

narrow stalk that connects hypothalamus to pituitary gland

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4
Q

hypothalamus- tuberal area

A

helps control pituitary gland function

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5
Q

function 1-4 of hypothalamus

A
  1. provide subconscious control of skeletal muscle
  2. controls autonomic funct.
  3. coordinates act. of nervous and endocrine sys.
  4. secretes hormones (ADH and oxytocin)
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6
Q

funct 5-8 hypothalamus

A
  1. produces emotions and behavioral drives (hungar and thirst)
  2. coordinated vol. and autonomic funct.
  3. reg body temp
  4. control circadian rhythms
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7
Q

antidiuretic hormone

A

ADH by supraoptic nucleus

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8
Q

oxytocin

A

secreted by paraventricular nucleus

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9
Q

preoptic area of hypothalamus

A

reg body temp

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10
Q

suprachiasmatic nucleus of hypothalamus

A

contols circadian rhythms

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11
Q

limbic sys functions

A

est. emotional states, links conscious funct of cerebral cortex w autonomic funct of brain stem, fascilitates memory storage and retrieval

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12
Q

amygdaloid body

A

acts as interface between the limbic sys, cerebrum, and various sensory sys.

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13
Q

limbic lobe structures

A

cingulate gyrus, dentate gyrus, parahippocampal gyrus, hippocampus

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14
Q

fornix

A

tract of white matter in limbic sys that connects hippocampus with hypothalamus

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15
Q

reticular formation

A

part of limbic sys; stim or inhibition affects emotions (rage, fear, pain, sexual arousal, pleasure)

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16
Q

central sulcus

A

divides anterior frontal lobe from posterior parietal lobe

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17
Q

lateral sulcus

A

divides frontal lobe from temporal lobe

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18
Q

parieto-occipital sulcus

A

divides parietal lobe from occipital lobe

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19
Q

3 funct principals of the cerebrum

A
  1. Ea hemi receives sensory info from and sends motor commands to the opposite side of body.
  2. The 2 hemis have diff funct, althouh similar structure.
  3. Correspondance between a specific funct and specific region of cerebral cortex is not precise.
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20
Q

association fibers

A

connections within one hemi

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21
Q

commissural fibers

A

bands of fibers connecting 2 hemi

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22
Q

projection fibers

A

connect cerebrum w lower areas

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23
Q

arcuate fibers

A

association fibers that are short and connect 1 gyrus to another

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24
Q

longitudinal fasciculi

A

association fibers w longer bundles that connect frontal lobe to other lobes in same area

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25
commissural fibers-2
corpus callosum | anterior commissure
26
internal capsule
contains all ascending and descending projection fibers
27
basal nuclei
masses of gray matter embedded in the white matter of cerebrum that direct subconscious act.- muscle tone and coordination of learned movement patterns (walking, lifting)
28
precentral gyrus of frontal lobe
directs vol. movements
29
primary motor cortex
surface of precentral gyrus
30
pyrimidal cells
neurons of the primary motor cortex
31
sensory areas of cortex
postcentral gyrus of parietal lobe (somatic sensory info-touch, pressure, pain, vibration, taste, and temp) and primary sensory cortex
32
hypothalamus- infundibulum
narrow stalk that connects hypothalamus to pituitary gland
33
hypothalamus- tuberal area
helps control pituitary gland function
34
function 1-4 of hypothalamus
1. provide subconscious control of skeletal muscle 2. controls autonomic funct. 3. coordinates act. of nervous and endocrine sys. 4. secretes hormones (ADH and oxytocin)
35
funct 5-8 hypothalamus
5. produces emotions and behavioral drives (hungar and thirst) 6. coordinated vol. and autonomic funct. 7. reg body temp 8. control circadian rhythms
36
antidiuretic hormone
ADH by supraoptic nucleus
37
oxytocin
secreted by paraventricular nucleus
38
preoptic area of hypothalamus
reg body temp
39
suprachiasmatic nucleus of hypothalamus
contols circadian rhythms
40
limbic sys functions
est. emotional states, links conscious funct of cerebral cortex w autonomic funct of brain stem, fascilitates memory storage and retrieval
41
amygdaloid body
acts as interface between the limbic sys, cerebrum, and various sensory sys.
42
limbic lobe structures
cingulate gyrus, dentate gyrus, parahippocampal gyrus, hippocampus
43
fornix
tract of white matter in limbic sys that connects hippocampus with hypothalamus
44
reticular formation
part of limbic sys; stim or inhibition affects emotions (rage, fear, pain, sexual arousal, pleasure)
45
central sulcus
divides anterior frontal lobe from posterior parietal lobe
46
lateral sulcus
divides frontal lobe from temporal lobe
47
parieto-occipital sulcus
divides parietal lobe from occipital lobe
48
3 funct principals of the cerebrum
1. Ea hemi receives sensory info from and sends motor commands to the opposite side of body. 2. The 2 hemis have diff funct, althouh similar structure. 3. Correspondance between a specific funct and specific region of cerebral cortex is not precise.
49
association fibers
connections within one hemi
50
commissural fibers
bands of fibers connecting 2 hemi
51
projection fibers
connect cerebrum w lower areas
52
arcuate fibers
association fibers that are short and connect 1 gyrus to another
53
longitudinal fasciculi
association fibers w longer bundles that connect frontal lobe to other lobes in same area
54
commissural fibers-2
corpus callosum | anterior commissure
55
internal capsule
contains all ascending and descending projection fibers
56
basal nuclei
masses of gray matter embedded in the white matter of cerebrum that direct subconscious act.- muscle tone and coordination of learned movement patterns (walking, lifting)
57
precentral gyrus of frontal lobe
directs vol. movements
58
primary motor cortex
surface of precentral gyrus
59
pyrimidal cells
neurons of the primary motor cortex
60
sensory areas of cortex
postcentral gyrus of parietal lobe (somatic sensory info-touch, pressure, pain, vibration, taste, and temp) and primary sensory cortex
A&P 1
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