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Anatomy and Physiology 1 > MusculoNeural > Flashcards

MusculoNeural Flashcards

1
Q

What are the two parts of the nervous system?

A

CNS

PNS

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2
Q

afferent

A

sensory

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3
Q

efferent?

A

motor

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4
Q

What is the cerebral cortex?

A

cerebrums outer layer of nerve cells

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5
Q

What are the cerebral cortexs functions?

A

thought

memory

sensation

reasoning

voluntary movement

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6
Q

What are the lobes of the brain?

A

frontal

parietal

occipital

temporal

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7
Q

frontal?

A

personality

behavior

emotions

intellectual functions

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8
Q

What does the precentral gyrus of the frontal lobe do?

A

initiates voluntary movement

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9
Q

What does the parietal lobes postcentral gyrus do?

A

primary center for sensation

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10
Q

occipital lobe funtion?

A

primary visual receptor center

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11
Q

temporal lobe function?

A

auditory reception center, taste, and smell

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12
Q

What is wernickes area in temproral lobes functions?

A

language comprehension

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13
Q

What happens when wernickes area is damaged in someones dominant hemisphere?

A

receptive aphasia (the person hears sounds, but it has no meaning, like hearing a foreign language)

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14
Q

What is brocas area of the frontal lobe?

A

mediates motor speech.

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15
Q

What happens when the brocas area gets injured in the dominant area?

A

the person gets expressive aphasia (the person can understand language

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16
Q

Thalamus functions?

A

this is where sensory pathways of the spinal cord, cerebellum, and brain stem form synapses. MAIN RELAY STATION

17
Q

Hypothalamus functions?

A

appetite

sex drive

temperature

heart rate

BP

sleep anterior posterior gland regulation

coordination of autonomic nervous system(stress and emotional response)

18
Q

cerebellum functions?

A

coordination, equilibrium, muscle tone, adjusts voluntary movements

19
Q

Brainstem division and what cranial nerves originate here?

A

Midbrain

Pons

Medulla

III XII

20
Q

What is the midbrains functions?

A

has many motor neurons and tracts

merges into thalamus and hypothalamus

21
Q

What is the pons?

A

enlarged area containing both ascending and descing tracts

22
Q

What is the medulla?

A

continuation of the spinal cord in the brain; contains all fiber tracts connecting brain and spinal cord

Anatomy and Physiology 1 (4 decks)

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