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anatomy and physiology > chapter 13 pt 5 > Flashcards

chapter 13 pt 5 Flashcards

1
Q

in the midbrain other structures include

A

tagmentum, cerebral aqueduct, tectum

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2
Q

tegmentum contain

A

red nuclei and reticular formation

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3
Q

reticular formation has to do with

A

aurosal or consciousness

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4
Q

affects to reticular formation means someone is in a

A

coma

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5
Q

cerebral aquaduct is surrounded by

A

periaqueductal gray matter

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6
Q

tectum contains four mounds making a

A

tectal plate

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7
Q

in the tectum the is a pair of _____ that control visual reflexes and tracking

A

superior colliculi

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8
Q

pair of _____ control auditory reflexes

A

inferior colliculi

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9
Q

in pons it has a

A

pontine respitory center

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10
Q

pontine respitory center is located in pons and helps regulate

A

skeletal muscles of breathing

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11
Q

medulla oblongata if severed will cause

A

death

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12
Q

medulla oblongata has ____ we call pyramids

A

tracts

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13
Q

medulla oblongata is the _____ portion of the brainstem

A

inferior

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14
Q

medulla oblongata has _____ connecting brain to spinal cord

A

tracts

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15
Q

medulla oblongata has pyramids which are a

A

pair of ridges on anterior surface

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16
Q

pyramids in medulla oblongata house

A

corrticospinal tracts for otor control

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17
Q

in medulla oblongata most tract axons cross at the ____________ so each side of cortex controls movement on opposite side of body

A

decussion of the pyramids

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18
Q

in medulla oblongata there are also things called olives that bulge ______ to each pyramid

A

lateral

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19
Q

olives relay ________ to cerebellum

A

proprioceptive information

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20
Q

in medulla oblongata olives contain

A

inferior olivary nucleus

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21
Q

the inferior cerebellar peduncles is located in

A

medulla oblongata

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22
Q

inferior cerebellar peduncles have tracts connecting

A

medulla to cerebellum

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23
Q

medulla oblongata has 2 iportant centers called

A

cardiovascular center, medullary respitory center

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24
Q

the cardiovascular center is composed of

A

cardiac center, vasomotor center

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25
Q

cardiac center does what

A

regulkates hearts output

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26
Q

vasomotor center does what

A

regulates blood vessels diameter; influences blood pressure

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27
Q

the medullary respitory center controls

A

breathing rate

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28
Q

the medullary respitory center contains

A

dorsal and central respitory groups.

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29
Q

the medullary respitory center communicates with

A

pontine respitory center

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30
Q

the cerebellum is the ________ brain area

A

2nd largest

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31
Q

e cerbellum is located

A

beneath occipital lobe

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32
Q

cerebellar cortex- convoluted surfae with

A

folia (folds)

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33
Q

how many cerebral hemispheres are there

A

2

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34
Q

each hemisphere of cerebellum has an

A

anterior and posterior lobe seperate by primary fissure

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35
Q

vermis is a

A

narrow band of cortex between left and right lobes

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36
Q

the vermis receives

A

sensory signals regarding torso and balance

37
Q

the three regions of the cerebellum are

A

cerebellar cortex, arbor vitae, deep cerebellar nuclei

38
Q

cerebellar cortex is the

A

outer gray matter

39
Q

the arbor vitaw is the

A

internal region of white matter

40
Q

the deep cerebellar nuclei is the

A

gray matter

41
Q

cerbellum purpose is to ______and______ movements

A

coordinate;fine tune

42
Q

the cerbellum ensures muscle activity follows the correct

A

pattern

43
Q

the cerebellum stores_______ of previously learned moves

A

memories

44
Q

thje cerebellum also regulates activity along _______ and ____ motor paths

A

voluntary and involuntary

45
Q

the cerbellum adjusts movements initiated by te

A

cerebrum

46
Q

the cerebellum also helps maintain

A

posture and equilibrium.

47
Q

how does cerebellum maintain posture and equilibrium

A

receives propricoceptive information from muscles and joints

48
Q

the cerebellum also receives ______-and ________

A

motor plans and sensory feedback

49
Q

the cerebellum may generate

A

error correcting signals to be sent to premotor and primary motor cortex

50
Q

the limbic system is composed of

A

reticular formation and hippocampus

51
Q

emotion brain is

A

limbic system

52
Q

hippocampus helps form

A

long term memories

53
Q

reticular formation has to do with

A

alterness/awareness of certain sensations

54
Q

reticular formation is

A

loosley organized gray matter of brainstem

55
Q

retilcular formation is necessary for

A

consciousness

56
Q

sensory component=RAS

A

reticular activiating system

57
Q

reticular formation backs down during

A

sleep

58
Q

emotion is associated with

A

limbic system

59
Q

amygdala also has

A

emotional response

60
Q

typically the emotion related to the amygdala is

A

fear

61
Q

how many cranial nerves are there

A

12 pairs

62
Q

CN I

A

olfactory bulb,

63
Q

CN I. sensory nerve.functions for sense of

A

sensory: smell

64
Q

CN II

A

optic nerve

65
Q

CN II sensory nerve for

A

sensory:vision

66
Q

eyes cross over and form

A

optic chiasm

67
Q

CN III

A

occulomotor nerve

68
Q

motor : CN III innervates control of

A

motor: muscles to move eye, ife eye lid, and change lens shape.

69
Q

CN IV

A

trochlear

70
Q

(motor) CN IV controls

A

superior oblique eye muscle

71
Q

CN V

A

trigminel nerves

72
Q

CN V it is a___. controls muscles for ____; recieves a _______ from face

A

Sensory: recieves somatic sensation from face
Motor: chewing

73
Q

CN VI

A

abducens nerve

74
Q

(motor) CN VI controls ____ of eye

A

lateral rectus

75
Q

CN VII

A

facial nerve

76
Q

CN VII its both sensory and motor

A

motor: controls facial expression muscles
Sensory:taste sensaions from tongue

77
Q

CN VIII

A

vestibulochochlear nerve (auditory nerve)

78
Q

CN VIII is a sensory nerve

A

sensory: involved in hearing and equilibrium

79
Q

CN IX

A

glossopharyngeal nerve

80
Q

CN IX it both motor and sensory

A

motor: controls muscles in throat of pharynx
sensory: receives taste and touch from tongue

81
Q

CN X

A

vagus

82
Q

CN X its both sensory and motor

A

sensory: gets sensory infor from organ called viscera.
motor: can control muscles in pharynx and larynx (voice box)

83
Q

CN XI

A

accessory nerve

84
Q

CN XI it is a motor nerve

A

motor: controls muscles in neck and pharynx

85
Q

CN XII

A

hypoglossal

86
Q

CN XII motor nerve

A

motor: controls muscles of tongue

87
Q

saying to remember cranial nerve names

A

Oh Oh OH. to touch and feel very good velvet AH

88
Q

saying to remember cranial nerve functions

A

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anatomy and physiology (17 decks)

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