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Anatomy Head And Neck > Pterygopalatine Fossa and Nasal Cavity > Flashcards

Pterygopalatine Fossa and Nasal Cavity Flashcards

1
Q

blue arrow

A

middle meatus

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2
Q

blue arrow

A

sphenopalatine artery along with nasopalatine nerve

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3
Q

red arrow

A

palatine

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4
Q

orange arrow

A

pterygoid process

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5
Q

light blue arrow

A

pterygoid canal

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6
Q

green dot

A

maxilla

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7
Q

after sympathetic nerves pass through the pterygopalatine ganglion, they hitchhike on _____ to innervate ______

A

branches of V2 maxillary nerve

muscosal linings

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8
Q

green arrow structure and nerves

A

palatine canal

greater and lesser palatine nerves

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9
Q

the nasopalatine nerve passes through the ________ to get from the nasal cavity to the hard palate

A

incisive canal

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10
Q

What is the significance of Kisselbach’s area?

A

region of the medial wall of the nasal cavity with highly vascularized anastomosis and the site of profuse nasal bleeding

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11
Q

blue arrows

communicate to the nasal canvity via

A

ethmoid sinuses

numerous miniscule holes

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12
Q

blue arrow

A

alar cartilage

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13
Q

blue arrow

A

lacrimal

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14
Q

green arrow

A

pterygopalatine fossa

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15
Q

green arrow

A

maxillary nerve

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16
Q

purple arrow

A

sphenoethmoidal recess

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17
Q

green arrow

A

frontal sinus

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18
Q

the red arrow represents which nerve

A

internal carotid plexus

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19
Q

purple dot

A

pterygoid process of the sphenoid

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20
Q

green arrow

A

nasopalatine nerve (medial wall)

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21
Q

red arrow

A

posterior and lateral nasal arteries along with nasal nerves

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22
Q

where are olfactory nerves located within the nasal cavity

A

superior portion of the nasal cavity inferior to the cirbiform plate

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23
Q

green arrow

A

ethmoidal branches of the ophthalmic nerve

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24
Q

blue triangle

what is on the other side?

A

pterygomaxillary fissure

infratemporal fossa (muscles of mastication, buccinator, etc)

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25
Q

What nerve travels through the foramen rotundum into the pterygoid process

A

V2 maxillary nerve

(pink arrow)

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26
Q

which nerves travel through the sphenopalatine foramen

A

posterior lateral nasal nerves, nasopalatine nerve

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27
Q

what forms the midline nasal septum

A

perpendicular plate of the ethmoid bone

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28
Q

green arrow

A

nasal vestibule

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29
Q

the nasal arteries are on the ________ wall of the nasal cavity

A

lateral

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30
Q

red arrow

A

maxillary sinus

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31
Q

green arrow (structure and nerve)

A

foramen rotundum

V2 maxillary nerver

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32
Q

periwinkle circle

What is on the other side?

What travels through?

A

pterygoid canal

middle cranial fossa

autonomic fibers to pterygopalatine ganglion

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33
Q

the choana is the passage between the nasal cavity and

A

nasal pharynx

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34
Q

red arrow

A

opening of the maxillary sinus- communcation between maxillary sinus and nasal cavity

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35
Q

pink arrow

A

sphenoethomoid recess

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36
Q

orange arrow

A

posterior lateral nasal arteries

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37
Q

blue arrow (structure and nerve)

A

pterygoid canal

nerve of the pterygoid canal:

greater petrosal branch of CN VII (preganglionic parasympathetic) and deep petrosal branch of internal carotid plexus (post ganglionic sympatheitic)

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38
Q

green arrow

A

nasal bone

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39
Q

pink arrow

A

opening of the maxillary sinus (in the hiatus semilunaris)

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40
Q

pink arrow

A

fibroareolar tissue

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41
Q

blue arrow

A

external nasal branches of the ophthalmic nerve

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42
Q

blue arrow

A

ethmoid air cells

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43
Q

the nasopalatine nerve exits the pyergopalatine fossa through

A

the sphenopalatine foramen

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44
Q

blue arrow

A

vomer

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45
Q

blue arrow

A

orbital surface of the greater wing of the sphenoid bone

46
Q

the deep petrosal nerve carries what type of fibers

A

post-synaptic sympathetics from internal carotid plexus (all sympathetics of the head and neck synpase in the superior cervical ganglion after ascending the chain)

47
Q

green arrow

A

perpindicular plate of the ethmoid

48
Q

red arrow

A

superior orbital fissure

49
Q

red arrow

A

lateral cartilage

50
Q

communication between the pterygopalatine fossa and the infratemporal fossa

A

pterygomaxillary fissure

51
Q

the zygomatic nerve branches into

A

zygomaticotemporal

zygomaticofacial

52
Q

light blue arrow represents

A

pterygopalatine ganglion

53
Q

red arrow

A

septal cartilage

54
Q

red dot

A

inferior nasal concha

55
Q

three parts of the special sensorty olfactory nerve

A

olfactory filaments (through cribiform plate)

olfactory bulb

olfactory tract

56
Q

blue arrow

A

greater and lesser palatine nerves

57
Q

red arrow

A

perpendicular plate of the palatine bone

58
Q

blue arrow

A

posterior lateral nasal nerves- branch of maxillary

59
Q

which concha is not a part of the ethmoid bone

A

inferior nasal concha

60
Q

green arrow

A

septal cartilage

61
Q

posterior lateral nasal nerves exit the pterygopalatine fossa through the

A

sphenopalatine foramen

62
Q

green area

A

ethmoid bone

63
Q

the sphenopalatine artery is on the ______ wall of the nasal cavity

A

medial

64
Q

green arrow

A

hiatus semilunaris

65
Q

red arrow

communicates with the nasal cavity via

A

sphenoid sinus

sphenoethmoidal recess

66
Q

which artery of the nasal cavity anastamosis with the greater palatine arteries

A

sphenopalatine artery

67
Q

In the nasal cavity, which arteries are branches of the internal carotid system

A

ethmoidal branches of the ophthalmic artery

68
Q

area surrounded by blue line

A

choana

69
Q

blue arrow

A

zygomatic nerve

70
Q

red dot

A

inferior nasal concha

71
Q

green arrow

communicates with nasal cavity via

A

frontal sinus

frontonasal duct of the hiatus semilunaris

72
Q

purple circle

what is on the other side?

what travels through?

A

palatine canal

mouth

descending palatine artery

greater and lesser palatine nerves

73
Q

the greater and lesser palatine nerves are branches of

A

V2 Maxillary

74
Q

green arrow

A

superior meatus

75
Q

red arrow

A

sphenopalatine artery

76
Q

red arrow

A

nasopalatine nerve

77
Q

green arrow

communication between ______ and ________

A

sphenopalatine foramen

pterygopalatine fossa and the nasal cavity

78
Q

red arrow

A

infraorbital nerve

79
Q

green circle

What is on the other side?

What travels through?

A

foramen rotundum

brain, middle cranial fossa

V2 maxillary nerve

80
Q

the zygomatic nerve exits the pterygopalatine fossa through the

A

inferior orbital fissure

(blue)

81
Q

somatic sensory nerves of the nasal cavity follow the path of which artery branch

A

ophthalmic nerve follows internal carotid

maxillary nerve follows external carotid

82
Q

the greather and less palatine nerves exit the pterygopalatine fossa through the

A

palatine canal

83
Q

green arrow

A

horizontal plate of the palatine bone

84
Q

what two nerves converge to form the nerve of the pterygoid canal

A

deep petrosal (symp) and greater petrosal (para)

85
Q

pink arrow

A

foramen rotundum

86
Q

Nerves in the nasal cavity carrying somatic sensory

A

CN V1 (ophthalmic) , CN V2 (maxillary)

87
Q

what does the nasopalatine nerve innervate?

A

nasal septum, passes through incisive canal to innervate the anterior region of the palate

88
Q

the orange arrow represents what nerve

A

nerve to pterygoid canal (combination of deep and greater petrosal)

89
Q

blue area

A

Kisselbach’s area

90
Q

green dot

A

superior concha

91
Q

the pink arrow represents which nerve

A

deep petrosal nerve

92
Q

blue dot

A

middle concha

93
Q

blue dot

A

ethmoid

94
Q

green arrow

A

descending palatine artery along with greater and lesser palatine nerves

95
Q

orange arrow

A

opening of the sphenoid sinus- communication between sphenoid sinus and nasal cavity

96
Q

blue arrow

A

frontonasal duct - communication between frontal sinus and nasal cavity

97
Q

green arrow

A

ethmoidal branches of the ophthalmic artery

98
Q

orange circle(ish)

what is on the other side?

what goes through here?

A

inferior orbital fissure

orbit

infraorbital nerve, zygomatic nerve (branches of maxillary), and infraorbial vessels

99
Q

the _____ artery dives through the pterygomaxilary fissure into the _______ and then _______

A

maxillary

pterygopalatine fossa

distributes

100
Q

pink arrow

A

pterygopalatine nerves

101
Q

the infraorbital nerve exits the pterygopalatine fossa through the

A

inferior orbital fissure (red)

102
Q

green dot

A

nasal cavity

103
Q

the blue arrow represents which nerve

A

greater petrosal nerve

104
Q

purple shaded area

A

palatine bone

105
Q

green arrow represent which nerve traveling through what space

A

facial nerve traveling through the internal aucostic meatus

106
Q

In the nasal cavity, which arteries are branches of the external carotid system

A

nasal branches of facial artery, sphenopalatine artery (branch of maxilla), posterior lateral nasal arteries (branch of descending palatine artery)

107
Q

red arrow

A

inferior meatus

108
Q

the greater petrosal nerve is carrying what kind of fibers

A

presynaptic parasympathetic fibers from the facial nerve CN VII to synpase in the ptyergopalatine ganglion

109
Q

red circle

what is on the other side?

what travels through?

A

sphenopalatine foramen

nasal cavity

sphenopalatine artery, nasopalatine nerve

110
Q

pink arrow

A

infraorbital artery

infraorbital nerve

111
Q

pink arrow

A

greater palatine arteries (where it anastamosis with the sphenopalatine artery)

Anatomy Head And Neck (13 decks)

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