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Physiology > chhapter10 > Flashcards

chhapter10 Flashcards

0
Q

Reflex arc

A

A simple fast and predictable response to help protect the body

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1
Q

A simple fast and predictable automatic response to help protect the body

A

reflex arc

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2
Q

A cluster of sensory neuron cell bodies

A

posterior root ganglion

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3
Q

posterior root ganglion

A

a cluster of sensory neuron cell bodies

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4
Q

Bones of the spine that enclose and protect the spinal cord

A

vertebrae

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5
Q

vertebrae

A

bones of the spine that enclose and protect the spinal cord

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6
Q

In a reflex arc, the muscle or gland that responds with an action

A

effector

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7
Q

effector

A

In a reflex arc, the muscle or gland that responds with an action

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8
Q

A group of lumbar, sacral, and coccygeal nerves that branch off the lower end of the spinal cord

A

cauda equina

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9
Q

cauda equina

A

a group of lumbar, sacral, and coccygeal nerves that branch off the lower end of the spinal cord

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10
Q

pia mater

A

the innermost layer of mennings that is attached to the spinal cord and the brain

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11
Q

the innermost layer of menings that is attached to the brain and spinal cord

A

pia mater

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12
Q

receptor

A

structure that responds to some environmental changes and initiates a sensory response

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13
Q

A structure that responds to some environmental changes and initiates a sensory response

A

receptor

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14
Q

central canal

A

Opening that runs lengthwise through the spinal cord; CSF circulates through it

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15
Q

Opening that runs lengthwise through the spinal cord; CSF circulates through it

A

central canal

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16
Q

subdural space

A

lymphatic fluid filled space between the arachnoid and the dura mater

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17
Q

Lymphatic fluid-filled space between the arachnoid and dura mater

A

subdural space

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18
Q

motor neuron

A

reflex arc that sends the impulse to a muscle or gland

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19
Q

reflex arc that transmits the impulse to a muscle or gland

A

motor neuron

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20
Q

gray matter

A

matter within the spinal cord shaped like an “H”

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21
Q

the matter within the spinal cord shaped like an ‘‘H’’

A

gray matter

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22
Q

epidural space

A

fat-filled space between the vertabrae and the dura mater

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23
Q

fat-filled space between the vertebrae and the dura mater

A

epidural space

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24
Q

sensory neuron

A

reflex arc structure that passes the impulse from the receptor to the CNS

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25
Q

Reflex arc structure that passes the impulse from the receptor to the CNS

A

sensory neuron

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26
Q

posterior (dorsal) root

A

part of a spinal nerve containing sensory nerve fibers that carry impulses toward the spinal cord

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27
Q

part of the spinal nerve containing sensory nerve fibers that carry impulses toward the spinal cord

A

posterior (dorsal) root

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28
Q

anterior (ventral) root

A

part of the spinal nerve containing motor neurons carrying impulses away from the spinal cord

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29
Q

part of the spinal nerve containing motor neurons that carry impulses away from the spinal cord

A

anterior (ventral) root

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30
Q

dura mater

A

Hardest outermost layer of the meninges

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31
Q

toughest outermost layer of the meninges

A

dura mater

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32
Q

subarachnoid space

A

space between the arachnoid and pia mater containing the CSF

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33
Q

space between the arachnoid and pia mater containing the CSF

A

subarachnoid space

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34
Q

filum terminale

A

filament that anchors the inferior portion of the spinal cord

35
Q

filament that anchors the inferior portion of the spinal cord

A

filum terminale

36
Q

integrating center

A

region in the CNS that contains the motor and sensory neurons portions of the reflex arc

37
Q

region of the CNS containing both motor and sensory neuron portions of the reflex arc

A

integrating center

38
Q

conus medullans

A

cone shaped tip of the spinal cord

39
Q

cone shaped tip of the spinal cord

A

conus medullans

40
Q

meninges

A

three connective tissue membranes covering the brain and spinal cord

41
Q

three connective tissues covering the brain and spinal cord

A

meninges

42
Q

columns

A

tracts of white matter that run up and down the spinal cord

43
Q

tracts of white matter that run up and down the spinal cord

A

columns

44
Q

arachnoid

A

cobweb like layer of the meninges

45
Q

cobweb like layer of the meninges

A

arachnoid

46
Q

primary motor area

A

area in the precentral gyrus of the frontal lobe, controls specific muscles or specific groups of muscles

47
Q

area in the pre-central gyrus of the frontal lobe, controlling specific muscles or specific groups of muscles

A

primary motor area

48
Q

primary visual

A

area in the occipital lobe that permits vision

49
Q

primary auditory

A

area in the temporal area that permits hearing

50
Q

primary olfactory

A

cerebral area that controls smell

51
Q

bochas speech area

A

area in the frontal lobe that translates speech and thoughts

52
Q

primary somata sensory

A

post central gyrus area that recieves sensations

53
Q

common integrative area

A

cerebral area that integrates general sensations and special ones to form a common thought

54
Q

clear

A

color of cerebrospinal fluid

55
Q

the entire nervous system contains between 1/3 -1/2 cups of CSF or ____ mL

A

80-150

56
Q

list functions of cerebrospinal fluid

A

shock absorbing, composition maintaining, and exchanges toxins

57
Q

Cranial nerve X: main nerve of parasympathetic nervous system; senses and controls internal organs

A

vagus

58
Q

Cranial nerve I: sense of smell

A

olfactory

59
Q

Cranial nerve IX: swallowing; taste; sensation from tongue

A

trigeminal

60
Q

Cranial nerve XII: proprioception and tongue movement

A

hypoglossal

61
Q

Cranial nerve V: chewing, facial sensation

A

facial

62
Q

Cranial nerve VI: proprioception and eyeball movement

A

abducens

63
Q

Cranial nerve VII: controls facial expressions and taste

A

facial

64
Q

Cranial nerve III: control of eye’s lens and pupil

A

oculmotor

65
Q

Cranial Nerve IV: proprioception and eyeball movement

A

trachler

66
Q

Cranial nerve VIII: hearing and equilibrium

A

vestibule or cochlear

67
Q

Cranial nerve II: vision

A

optic

68
Q

Cranial nerve XI: swallowing, head and shoulder movement

A

accessory

69
Q

CSF is formed by ____ and secretion from blood in capillaries called _____; cells that form it are known as ____.

A

filtration, choroid plexus, ependymal cells

70
Q

type of impulses relayed and interpreted by the thalamus

A

sensory

71
Q

list the functions of the limbic system

A

emtotions/ survival behavior/ memory

72
Q

condition resulting in excessive CSF within the ventricles

A

hydrocephalus

73
Q

type of reflexes that the corpora quadrigemina is concerned with

A

visual and auditory

74
Q

the brain consumes about ____ amount of your bodies oxegyn

A

20%

75
Q

A bridge like struucture from the spinal cord to the upper brain

A

pons

76
Q

brain center that regulates the heart and the diameter of blood vessels

A

cardiovascular

77
Q

the medulla serves as a conduction pathway for all ascending and descending tracts what type of impulses are transmitted by white matter

A

motor and sensory

78
Q

movements on your left are intitated by what part of the brain

A

right

79
Q

brain cavities where CSF circulates

A

ventricles

80
Q

COrpus callosum

A

band of white matter connecting the two halves of the cerebrum

81
Q

recticular activating system

A

the part of your brain stimulated by your ringing alarm clock

82
Q

cortex

A

the outer layer of the cerebrum

83
Q

cerebellum

A

part of the brain that coordinates walking, balance, and the ability to speak understandably

84
Q

gray matter

A

outermost of the cerebrum is composed of this

85
Q

ridges that make up the surface of the cerebrum

A

gyri

86
Q

hypothalamus functions

A

olfactry relay, body temp, fluid/food intake, pituitary, sleep, and emotions

Physiology (7 decks)

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