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126 > Nerves > Flashcards

Nerves Flashcards

1
Q

t/f:

a nerve may consist of sensory or motor nerves

A

false

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2
Q

nervous system has a built in short cut that takes in the spinal cord between sensory neurons, as it enters the spinal cord and the motor neuron as it leaves the spinal cord. the shorter neuron is called

A

intercalated neuron

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3
Q

t/f:

the autonomic nervous system is part of the central nervous system

A

true

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4
Q

how many impairs of spinal nerves

A

31

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5
Q

division of ANS is for fight or flight

A

sympathetic nervous system

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6
Q

parasympathetic nerves are referred to as

A

craniosacral outflow

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7
Q

t/f:gray matter of spinal cord consists of cell bodies of motor neurons

A

false

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8
Q

divisor of V purely sensory

A

ophthalmic and maxillary division

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9
Q

t/f:

white matter of spinal cord consists of myelinated axons of both motor and sensory neurons

A

true

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10
Q

nerve innervates posterior belly of digastric muscle

A

facial

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11
Q

dorsal root ganglion collection of cell bodies of the sensory neurons entering spinal cord

A

true

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12
Q

supraorbital notch allows exit of supraorbital nerve, a branch of which division of V

A

ophthalmic division

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13
Q

muscles of mastication innervated by

A

V cranial nerve (trigeminal)

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14
Q

t/f:

point where dorsal and ventral roots meet is beginning of spinal nerve

A

true

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15
Q

nerve supplies max ant teeth

A

ant sup alveolar nerve

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16
Q

CN only has motor components

A

VI, abducens nerve

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17
Q

ophthalmic division of V exits skull through

A

superior orbital fissure

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18
Q

nerve provides taste to ant 2/3 of tongue

A

VII, facial

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19
Q

posterior superior, middle superior, and anterior superior alveolar nerves branches of

A

maxillary division (V3)

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20
Q

lesser and greater palatine nerves supply

A

soft and hard palate

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21
Q

chorda tympani branch of

A

VII facial

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22
Q

CN provides general sensation to tongue

A

trigeminal and glossopharyngeal

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23
Q

ANS has motor fibers to

A

smooth muscle, cardiac muscle, glands

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24
Q

CN has parasympathetic component to lacrimal gland

A

facial

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25
Q

type of neuron found in ANS

A

preganglionic and postganglionic

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26
Q

nasopalatine nerve exits

A

incisive foramen

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27
Q

CN innervates sensation for all teeth

A

trigeminal (V)

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28
Q

nerve n does not help innervate lacrimal gland

A

supraorbital

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29
Q

CN innervates intrinsic and extrinsic muscles of tongue

A

hypoglossal (XII)

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30
Q

posterior superior alveolar nerve branch of which division of V

A

maxillary

31
Q

nasopalatine nerve comes from the ____ nerve, a branch of _____

A

sphenopalatine

V2

32
Q

CN provides general sensation for root of tongue and epiglottis

A

vagus nerve X

33
Q

division of ANS called vegetative system

A

parasympathetic

34
Q

CN innervates muscle of larynx

A

Vagus X

35
Q

nerve exits through infraorbital foramen

A

infraorbital nerve

36
Q

t/f:

ant 2/3 of tongue supplies taste sensation by glossopharyngeal nerve

A

false

37
Q

nasociliary nerve branch of

A

V1, ophthalmic division

38
Q

mylohyoid muscle supplied by branch of the

A

inferior alveolar nerve

39
Q

pterygopalatine ganglion sends parasympathtetic innervation to

A

lacrimal gland

40
Q

chorda typanti supplies

A

anterior 2/3 of tongue

41
Q

motor: mylohyoid muscle

A

trigeminal

42
Q

parasympathetic: parotid gland

A

glossopharyngeal

43
Q

taste: posterior one 3rd of tongue

A

glossopharyngeal

44
Q

motor: muscles of mastication

A

trigeminal

45
Q

sensory: skin in front of ear

A

trigeminal or vagus

46
Q

motor: stylohyoid muscle

A

facial

47
Q

taste: root of tongue

A

vagus

48
Q

motor: posterior belly of digastric muscle

A

facial

49
Q

parasympathetic: submandibular gland

A

facial

50
Q

motor: anterior belly of digastric

A

trigeminal

51
Q

parasympathetic: lacrimal gland

A

facial

52
Q

motor: stylopharyngeus muscle

A

glossopharyngeal

53
Q

sensory: general sensation to epiglottis

A

vagus

54
Q

motor: tensor veli palatini

A

trigeminal

55
Q

taste: ant 2/3 of tongue

A

facial

56
Q

motor: tensor typani muscle

A

trigeminal

57
Q

sensory: general sensation of pain, pressure, and heat/cold for posterior 1/3 of tongue

A

glossopharyngeal

58
Q

sensory: all teeth

A

trigeminal

59
Q

motor: stapedius muscle

A

facial

60
Q

sensory: skin of face and front of head

A

trigeminal

61
Q

“afferent” means

A

toward the brain/sensory

62
Q

which does posterior superior alveolar nerve innervate

A

not skin of nose

63
Q

cn VII provides taste sensation to

A

anterior 2/3 of tongue

64
Q

lesser petrosal nerve of IX supplies

A

parotid gland

65
Q

parotid gland supplied by a nerve from the

A

optic ganglion

66
Q

components of craniosacral outflow

A

S2 and S3

67
Q

parasympathetic fibers come off brain with all of what CN?

A

III, IX, X

68
Q

nerve supply to max central incisors

A

nasopalatine nerve

69
Q

nerve supply to mucosa of lower lip

A

mental nerve

70
Q

nerve supply to lingual gingival max ant incisor

A

nasopalatine nerve

71
Q

clinical signs you would find in stimulation of sympathetic nervous system

A

increased heart rate
increased respiration
decreased blood supply to skin
decreased blood supply to GI tract

72
Q

branches of max division of V

A

descending palatine
pterygopalatine
infraorbital nerve

73
Q

buccal nerve branch of

A

V3 mandibular

126 (15 decks)

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