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PNS quizzes > quiz 2: maxillary and mandibular divisions of CN V > Flashcards

quiz 2: maxillary and mandibular divisions of CN V Flashcards

1
Q

max. enters the pterygopalatine fossa through the ___

A

foramen rotundum

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2
Q

is the max. sensory, motor, or mixed

A

sensory only

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3
Q

where is sensation carried to in the max.

A

skin between the eyes and mouth, over the cheeks and temples, mucosa lining the maxillary sinuses, nasal conchae, palate and gingiva

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4
Q

how many branches of max. are there

A

4

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5
Q

what are the 4 branches

A

middle meningeal nerve, zygomatic nerve, ganglionic branches, infraorbital nerve

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6
Q

middle meningeal is given off (before/after) it exits the foramen rotundum

A

before

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7
Q

what does the middle meningeal supply

A

meninges of the middle cranial fossa

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8
Q

through what does the zygomatic nerve enter the orbit

A

inferior orbital fissure

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9
Q

branches of the zygomatic

A

communicating, zygomaticotemporal, zygomaticofacial

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10
Q

the communicating branch carries ___ fibers

A

postganglionic parasympathetic

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11
Q

what does the communicating branch connect

A

pterygopalatine ganglion to the lacrimal gland

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12
Q

what does the zygomaticotemporal nerve supply

A

skin over the temple

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13
Q

what does the zygomaticofacial nerve supply

A

skin over the cheek

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14
Q

what do the ganglionic branches supply

A

upper pharynx, nasal cavity, palate

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15
Q

what do the ganglionic branches travel through

A

pterygopalatine ganglion

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16
Q

what does the infraorbital nerve travel through

A

infraorbital fissure and infraorbital canal

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17
Q

what does the infraorbital nerve supply

A

lower eyelid, skin over the upper jaw, maxillary sinus

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18
Q

does the infraorbital nerve give off branches before or after entering the infraorbital canal

A

before

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19
Q

what are the branches of the infraorbital nerve

A

posterior, middle and anterior superior alveolar nerves

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20
Q

what do the infraorbital branches supply

A

sensory info from the teeth

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21
Q

the ___ dental plexus is found just above the alveoli

A

superior

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22
Q

branches of the max. division of the trigeminal nerve carry ___ fibers

A

postganglionic parasympathetic

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23
Q

branches of the max. division carry fibers from the

A

pterygopalatine ganglion

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24
Q

preganglionic parasympathetic fibers reach the ganglion from the facial nerve via the ___

A

greater petrosal nerve

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25
Q

postganglionic sympathetic fibers from the ___ pass through the ganglion

A

superior cervical ganglion

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26
Q

the man. division exits the cranial vault through the ___

A

foramen ovale

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27
Q

is the man. sensory, motor or mixed

A

mixed-> large sensory root and small motor root

28
Q

the man. roots combine in the ___

A

infra temporal fossa

29
Q

man. supplies sensory to

A

skin over the mandible, posterior cheek, posterior temple, mucosa of the lower oral cavity and cheeks

30
Q

man. supplies motor to

A

8 muscles of mastication

31
Q

2 branches of man. are given off in the ___

A

infra temporal fossa

32
Q

branches of man.

A

recurrent meningeal, medial pterygoid

33
Q

recurrent meningeal branch reenters the cranium through the ___

A

foramen spinosum

34
Q

recurrent meningeal carries sensory information from the ___

A

dura of the middle cranial fossa, anterior cranial fossa, and calvarium

35
Q

the medial pterygoid nerve is ___ to the medial pterygoid muscle

A

motor

36
Q

medial pterygoid nerve gives rise to some fibers that pass through the ___

A

otic ganglion

37
Q

medial pterygoid nerve supplies

A

tensor veli palatine and tensor tympani

38
Q

the man.’s anterior division is

A

motor

39
Q

the man.’s posterior division is

A

sensory

40
Q

nerves of the anterior division

A

masseter, deep temporal, lateral pterygoid, buccal

41
Q

masseter nerve provides motor innervation to the ___

A

masseter muscle

42
Q

masseter nerve provides sensory innervation to the ___

A

temporomandibular joint

43
Q

deep temporal branches supply the ___

A

temporalis muscle

44
Q

lateral pterygoid supplies the ___

A

lateral pterygoid muscle

45
Q

which nerve is the major sensory branch of the anterior division

A

buccal

46
Q

buccal nerve supplies

A

sensation from the cheek and buccal gingivae of the molars

47
Q

which is larger: anterior or posterior division

A

posterior

48
Q

nerves of the posterior division

A

auriculotemporal, lingual, inferior alveolar

49
Q

where does the auriculotemporal nerve travel through

A

parotid gland, posterior to the TMJ and into the infra temporal fossa

50
Q

what does the auriculotemporal nerve supply

A

skin over the temple and ear

51
Q

auriculotemporal carries ___ fibers from the otic ganglion

A

postganglionic parasympathetic

52
Q

lingual nerve supplies

A

sensory info fro the mucosa of the oral cavity

53
Q

lingual nerve combines with ___ in the infra temporal fossa

A

chorda tympani

54
Q

inferior alveolar nerve carries info from the

A

lower teeth and chin

55
Q

branches of the inferior alveolar nerve

A

incisive, mental, motor fibers

56
Q

incisive branches supplies

A

incisors, canines, 1st premolars, adjacent gingivae

57
Q

mental nerve supplies

A

labial gingivae adjacent to the incisors, skin of the lower lip and chin

58
Q

motor fibers supply

A

mylohyoid, anterior belly of the digastric

59
Q

2 ___ communicate with the man. division

A

autonomic ganglia

60
Q

2 autonomic ganglia

A

submandibular, otic

61
Q

submandibular ganglion receives some ___ fibers from CN VII

A

preganglionic

62
Q

subman. receives fibers via the ___ after it combines with the chords tympani

A

lingual nerve

63
Q

otic ganglion sends ___ fibers to the parotid gland

A

postganglionic

64
Q

otic ganglion sends fibers via ___

A

auriculotemporal nerve

65
Q

what is another name for trigeminal neuralgia

A

tic douloureux

PNS quizzes (7 decks)

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