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Anatomy Dissection > Ch 16 Nasal Cavity > Flashcards

Ch 16 Nasal Cavity Flashcards

1
Q

Parts of external nose (5)

A

ADARN
apex
dorsum
ala
root
nares or nostrils

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2
Q

The _ is the tip of the nose.

A

apex

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3
Q

The _ is the base of the nose where it attaches to the face

A

root

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4
Q

The nose attaches to the face at the _.

A

root

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5
Q

The dorsum is the _ aspect of the nose covered in skin

A

superior

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6
Q

The top part of the dorsum of the nose is called the _ .

A

bridge

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7
Q

True or false: the inferior part of the internal nose contains 2 openings called nostrils or nares

A

FALSE, not internal nose
EXTERNAL nose

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8
Q

True or false: the term for the lateral skin on each side of the nose is called the bridge

A

FALSE, not the bridge
ALA

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9
Q

The upper half of the external nose is composed of skin and muscle termed _ that is covering the nasal _

A

Procerus, nasal bone

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10
Q

The lower half of the external nose is composed of skin and muscle termed _ that is covering _

A

Nasalis, cartilage

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11
Q

Cartilage of the external nose (4 type):

A

-septal cartilage
-lateral expansion of the septal cartilage
-greater alar cartilage
-possibly several smaller cartilages

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12
Q

The greater alar cartilage bends and forms the medial and lateral _ of the _ inside the nares and the _ outside the nares.

A

walls, vestibule, walls

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13
Q

Skin right inside the nares contains (2 items):

A

-sebaceous glands
-hairs

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14
Q

The vestibule of the inner nare is limited above by a curved elevation called the _ _.

A

limen nasi

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15
Q

The limen nasi is a ridge formed by the _ expansion of _ cartilage in the nose.

A

lateral, septal

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16
Q

The mucous membrane of the nasal cavity goes thru the _ _ above the vestibule in the inner nares.

A

limen nasi

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17
Q

The part of the nasal cavity right above the limen nasi is the _.

A

atrium

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18
Q

The nasal cavity sits _ to the cranial cavity and sits _ to the oral cavity.

A

inferior, superior

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19
Q

The nasal cavity is divided into 2 symmetrical chambers called the right and left nasal cavities by the _ nasal _.

A

mediAN nasal septum

MEDIANNNN for NNNNOSE, not medial

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20
Q

The nasal cavity opens _ via the nares

A

anteiorly

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21
Q

The nasal cavity opens to the _ posteriorly via the _.

A

nasopharynx, choANAe

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22
Q

The choANA of the nasal cavity is a bony aPERTure formed posteriorly by the: (4 items)

A

2 parts of sphenoid, 2 other bones

-vomer (medial)
-palatine bone (inferior)
-medial pterygoidal plate of sphenoid (laterally)
-body of sphenoid (superiorly)

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23
Q

The vomer forms the _ part of the choanae in the nasal cavity

A

medial

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24
Q

The palatine bone forms the _ part of the choanae in the nasal cavity.

A

inferior

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25
Q

The _ pterygoidal plate of the sphenoid forms the _ part of the choanae in the nasal cavity

A

medial, lateral

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26
Q

The body of the sphenoid forms the _ part of the choanae in the nasal cavity

A

superior

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27
Q

When a skull dries up and loses its cartilage it has a larger hole over where the nares were called the _ _.

A

piriform aPERTure

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28
Q

The piriform aperture is bounded by the _ bones superiorly, and the _ inferiorly and laterally.

A

nasal bones, maxilla

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29
Q

The superior boundary of the nasal cavity is AKA=

A

roof

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30
Q

The roof AKA superior boundary of the nasal cavity contains these 4 bones anteriorly to posteriorly:

A

-nasal
-frontal
-ethmoid (via cribriform plate)
-sphenoid (via its body)

31
Q

The inferior boundary of the nasal cavity is AKA=

32
Q

The inferior boundary or floor of the nasal cavity is formed by the _ anteriorly and the _ bone posteriorly

A

maxilla, palatine bone

33
Q

The hard palate is made of these two bones:

A

maxilla and palatine bone

34
Q

The inferior boundary or floor separates the nasal cavity from the _ _.

A

oral cavity

35
Q

The lateral boundary of the nasal cavity is made of 7 bones:

A

Noses Literally Make Me Puke Except Indoors
-nasal
-lacrimal
-maxilla
-medial pterygoidal plate of the sphenoid bone
-palatine bone
-ethmoid bone
-inferior nasal conchae/ turbinates

36
Q

The lateral boundary of the nasal cavity contains 3 _ AKA _

A

concha or turbinates

37
Q

The superior nasal concha is part of the _ bone and is rarely seen

38
Q

The middle nasal concha is part of the _ bone.

39
Q

The _ nasal concha is its own separate bone.

40
Q

The space deep to each nasal concha is called the _.

41
Q

The superior meatus is the space just _ the superior nasal concha

42
Q

2 of 3 nasal conchae are part of the ethmoid bone and they are:

A

-superior nasal concha
-middle nasal concha

43
Q

The middle meatus is the space just _ the middle nasal concha

44
Q

The inferior meatus is the space just _ the inferior nasal concha

45
Q

The middle meatus of the middle nasal concha has an elevation or bulge of bone called the _ _ .

A

ethmoidal bulla

46
Q

The ethmoidal bulla of the middle meatus in the nose is bounded antero-inferiorly by a semilunar slit called the _ _.

A

hiatus semilunaris

47
Q

The medial boundary of the nasal canal is composed of the _ _.

A

nasal septum

48
Q

The nasal septum is the median _ between the R and L nasal cavities

49
Q

The nasal septum is formed by 3 structures:

A

Seriously Perplexing Vote
-septal cartilage
-perpendicular plate of the ethmoid
-vomer

50
Q

The vomer forms the _ and _ aspect of the nasal septum

A

posterior and inferior

51
Q

The perpendicular plate of the ethmoid forms the _ aspect of the nasal septum

52
Q

The septal cartilage forms the _ aspect of the nasal septum

53
Q

The surfaces of the bone and cartilages forming the boundaries of the nasal cavity are covered by a _ _.

A

mucous mebrane

54
Q

The _ region is the mucous membrane in the upper 1/3 of the nasal septum and the _ nasal conchae and contains filaments of the _ nerve.

A

olfactory, superior, olfactory

55
Q

The lower 2/3 of the mucous membrane of the medial and lateral walls of the nasal cavity contain the _ region.

A

respiratory

56
Q

The respiratory region of the mucous membranes in the nasal cavities has 3 main functions:

A

-removes dust from inspired air
-warms inspired air
-humidifies inspired air

57
Q

A true cavity in a bone is AKA=

58
Q

A sinus itself is lined with _ _ and communicates with the nasal cavity via a canal called an _.

A

mucous membranes, opening

59
Q

4 types of paranasal sinuses:

A

-maxillary sinus
-frontal sinus
-ethmoidal sinus
-sphenoid sinus

60
Q

The largest paranasal sinus is the _ sinus.

A

Maxillary sinus

61
Q

Each side of the maxillary sinus is a _ chamber, _ in shape

A

single, pyramidal

62
Q

The part of the chambers of the maxillary sinus that is medial is the _.

63
Q

The part of the chambers of the maxillary sinus that is lateral is the _.

64
Q

The _ of the maxillary sinus is adjacent to the upper teeth and this causes toothaches when maxillary sinusitis occurs

65
Q

The maxillary sinus opens into the nasal cavity in the _ meatus.

66
Q

The frontal sinus is a _ sinus on each side of the head contained within the frontal bone in the _ -orbital area.

A

single, supraorbital

67
Q

The frontal sinus opens into the _ meatus

68
Q

True or false: 3 of the 4 main paranasal sinuses open into the middle meatus

A

FALSE not 3,
2- the frontal and maxillary sinuses

69
Q

Ethmoidal sinus of the paranasal sinuses is AKA

A

LabyrinTHINE sinus

70
Q

The ethmoidal sinus is located in the _ mass of the ethmoid bone.

71
Q

The numerous air cells found in the ethmoidal sinus are called the ethmoid _.

72
Q

The ethmoidal air cells have 2 openings : anteriorly thru the _ _ and posteriorly thru the _ _.

A

middle meatus, superior meatus

73
Q

The sphenoid sinus is a _ sinus on each side contained within the _ of the sphenoid bone

A

single, body

74
Q

The sphenoid sinus opens into the _ _ which is the area above the superior nasal conchae

A

sphenoethmoidal recess

Anatomy Dissection (39 decks)

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