CNS - central nervous system Flashcards

1
Q

what does the nervous system consist of

A

brain and spine

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2
Q

where are the stretch sensors of the sensory neurons in the human knee-jerk reflect located

A

spinal cord

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3
Q

upon witnessing a robber held up a convenience store at gunpoint, what part of the nervous system would be initiated

A

sympathetic division
fight or flight response

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4
Q

the activation of fight of flight response is

A

sympathetic dividion

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5
Q

after eating a large meal, which nerves are most active in your digestive system

A

autonomic nervous system
parasympathetic division

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6
Q

what does PNS stand for

A

peripheral nervous system

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7
Q

what does PNS do

A

transmits information to and from the CNS which also helps regulate movement

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8
Q

what do afferent neurons do

A

transmit information to CNS

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9
Q

what do efferent neurons do

A

transmit information away from CNS

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10
Q

what system is it called when it carries signals to skeletal muscles and is voluntary

A

motor system

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11
Q

what is the autonomic nervous system

A

regulates smooth and cardiac muscles

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12
Q

name;
processing of olfactory input, regulation of sleep, learning
controls involuntary activities and coordinates motor activities
coordinates routing of sensory input

A

forebrain
hindbrain
midbrain

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13
Q

what part of the brain is used for emotions

A

hippocampus

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14
Q

what is the largest structure in the brain which is also essential for language and memory

A

cerebrum

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15
Q

what do wernicke’s and broca’s regions of the brain affect

A

language and speach

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16
Q

where is sleep regulated by

A

forebrain

17
Q

what happens when a person has Alzheimer’s disease

A

disorientation, confusion and memory loss
no cure

18
Q

what does the thalamus

A
19
Q

what is the brain reward system

A

drug addiction is characterized by compulsive consumption and an inability to control intake