Homeostatic Nervous System Flashcards

1
Q

hierarchy of processing of visceral sensations: lowest level

A

reflex loops

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2
Q

some visceral reflex loops are mediated by

A

spinal interneurons

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3
Q

hierarchy of processing of visceral sensations: intermediate level - hypothalamus

A

integration of reflex loops

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4
Q

the hypothalamus plays a role in regulating

A

temperature, blood pressure, heart rate, blood osmolarity, water and food intake, reproductive functions, emotional behavior

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5
Q

inputs to the hypothalamus are from

A

nucleus of the solitary tract
subiculum - output of limbic system
amygdala
thalamus

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6
Q

outputs from the hypothalamus go to

A

nucleus of the solitary tract
endocrine system (via pituitary gland)
limbic system

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7
Q

net function of the hypothalamus is

A

head of ganglion of the ANS

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8
Q

output of the hypothalamus

A

integrates and coordinates visceral programs to generate a coherent pattern of autonomic activity

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9
Q

hierarchy of processing of visceral sensations: intermediate level - amygdala

A

composed of several nuclei with reciprocal connections to: hypothalamus, hippocampus, cerebral cortex, thalamus, receives input from the olfactory cortex

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10
Q

the amygdala generates emotions related to

A

stress, rage, fear, anger, anxiety

emotional correlates of the flight or fight response

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11
Q

activity of the amygdala can activate the

A

sympathetic nervous system

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12
Q

hierarchy of processing of visceral sensations: highest level

A

cerebral cortex

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13
Q

cerebral cortex mediates

A

conscious awarness of drives

integration with sensory motor system

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14
Q

cerebral cortex - limbic cortex

A

integrates emotions with memory

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15
Q

the limbic cortex - hippocampus and rhinal cortices form

A

declarative memories

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16
Q

the limbic cortex - anterior cingulate gyrus

A

pays attention to objects of interest

17
Q

cerebral cortex - orbital prefrontal cortex

A

the ventral and medial portions of the prefrontal cortex

18
Q

orbital prefrontal cortex area is related to the

A

conscious emotions, goals and desires and motivations

19
Q

people with damage to the orbital prefrontal cortex display

A

abnormal emotional reactions

20
Q

orbital prefrontal cortex is known as our hear, involved in

A

conscience, motivations, will power, desire

21
Q

cerebral cortex - basal ganglia

A

NOT part of cerebral cortex, just makes a lot of connections with it

22
Q

Part of the basal ganglia is known as the lateral orbitofrontal circuit and plays a critical role in

A

cortical processing of homeostatic system