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Anatomy > Ch. 16 Nasal Cavity > Flashcards

Ch. 16 Nasal Cavity Flashcards

1
Q

Tip of the nose

A

apex

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2
Q

Base of nose where it attaches to the face

A

root

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3
Q

Superior aspect of the nose covered by skin.

A

Dorsum

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4
Q

Upper part of the dorsal is termed the ___

A

bridge of the nose

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5
Q

inferior aspect of the external nose contains two openings, the ___ or ___

A

nares or nostrils

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6
Q

Nose consists of skin termed the ___.

A

ala

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7
Q

In the upper half of the external nose, the composition is ___ and ___ covering the ____ bone.

A

skin and muscle (procures) covering the nasal bone.

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8
Q

In the lower half of the external nose, the composition is ___ and ___

A

skin and muscle (nasals)

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9
Q

Cartilages of the external nose

A

Septal cartilage
Lateral expansion of the septal cartilage
Greater alar cartilage
Several smaller cartilages

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10
Q

The greater alar cartilage is so bent that it forms the _____

A

medial and lateral walls of the nares.

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11
Q

Space just inside the nares bounded medially and laterally by the greater alar cartilage

A

Vestibule

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12
Q

The vestibule is bounded medially and laterally by the ________

A

greater alar cartilage

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13
Q

Skin located inside the nares contains ___ and ___

A

hair and sebaceous glands

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14
Q

Curved elevation limiting the vestibule superiorly

A

limen nasi

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15
Q

A ridge formed by the lateral expansion of septal cartilage

A

limen nasi

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16
Q

Skin of the vestibule gives way at the _______ to the mucous membrane of the ______

A

limen nasi; nasal cavity

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17
Q

The part of the nasal cavity just above the limen nasi

A

atrium

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18
Q

Space between the cranial cavity superiorly and the oral cavity inferiorly

A

nasal cavity

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19
Q

Nasal cavity is divided by a median ____ into two symmetrical chambers : ___

A

nasal septum, right nasal cavity and left nasal cavity

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20
Q

Nasal cavity opens anteriorly via the ___

A

nares

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21
Q

The nasal cavity is open to the _____ posteriorly via the ___

A

nasopharynx; choanae.

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22
Q

The nasal cavity opens to the nasopharynx posteriorly via the

A

choanae

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23
Q

The choanae is a bony aperature formed posteriorly by the following:

A

Vomer
Palatine bone
Medial pterygoid plate of sphenoid
Body of sphenoid

The Coach and VP of the Medical Body

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24
Q

Bone forming the choanae medially

A

vomer

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25
Q

Bone forming the choanae inferiorly

A

palatine bone

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26
Q

Bone forming the choanae laterally

A

Medial pterygoid plate of the sphenoid.

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27
Q

Bone forming the choanae superiorly

A

Body of the sphenoid

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28
Q

When the cartilage softened the external nose are removed the dried skull presents another bony aperture called the ____

A

Piriform aperture

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29
Q

The piriform aperture is bounded by the ____ superiorly

A

nasal bones

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30
Q

The piriform aperture is bounded by the _____ laterally and inferiorly

31
Q

Bones forming the superior boundary/roof of the nasal cavity is formed by four bones (anterior to posterior)

A 
Nasal
Frontal
Ethmoid(cribriform plate)
Sphenoid(body)
NFES CB
32
Q

Bones forming the inferior boundary/floor of the nasal cavity are formed by the

A

Maxila anteriorly

Palatine bone posteriorly

33
Q

Lateral boundary of the nasal cavity is formed by

A 
Nasal
Lacrimal 
Ethmoid
Inferior nasal concha (turbinate) 
Palatine
Medial pterygoid process
Maxilla

LIME NPM

34
Q

Lateral border of the nasal cavity is characterized by the presence of the three conchae (or turbinates)

A

Superior nasal concha (part of ethmoid)
Middle nasal concha (part of ethmoid)
Inferior nasal concha (bone of it’s own)

35
Q

The space inferior to each concha

36
Q

Space below the superior nasal concha

A

superior meatus

37
Q

Space below the middle nasal concha

A

Middle meatus

38
Q

The middle meatus contains an elevation or bulge of bone called ___

A

ethmoidal bulla

39
Q

The ethmoidal bulla is bounded anteroinferiorly by a semilunar slit known as

A

hiatus semilunaris

40
Q

Medial boundary of the nasal cavity

A

nasal septum

41
Q

Nasal septum is formed by three structures

A

Vomer (posteriorly and inferiorly)
Perpendicular plate of the ethmoid (superiorly)
Septal cartilage (anteriorly)

42
Q

Covers the surfaces of the bones and cartilages forming the boundaries of the nasal cavity

A

mucous membrane

43
Q

mucous membrane in the upper third of the nasal septum and the superior concha

A

olfactory region of the mucous membrane

44
Q

mucous membrane in the area that the filaments of the olfactory nerve are disturbed, mediating olfaction.

A

Olfactory region of the mucous membrane

45
Q

Lower two thirds of the mucous membrane of both the lateral and medial walls

A

respiratory region of the mucous membrane

46
Q

mucous membrane functioning in dust removal from inspired air as well as the process of warming and humidifying incoming air

A

respiratory region of the mucous membrane

47
Q

True cavity within bone

48
Q

The sinus itself is lined with mucous membrane and will communicate with the nasal cavity via a canal or space termed

49
Q

Four types of paranasal sinuses

A 
Maxillary sinus
Frontal sinus
Ethmoidal sinus
Sphenoid sinus
PM-FES
50
Q

Largest of all paranasal sinuses located within the maxilla

A

Maxillary sinus

51
Q

Maxillary sinus is ___ in shape

52
Q

Base of the maxillary sinus is ___ while the apex is ___

A

medial, lateral

53
Q

Floor of the maxillary sinus adjacent to the _____

A

upper teeth

54
Q

maxillary sinusitis is often accompanied by -____

A

a tooth ache

55
Q

Maxillary sinus opens into the nasal cavity in the _______.

A

Middle meatus

56
Q

Single sinus on each side of the head contained within the frontal bone and the supraorbital area

A

frontal sinus

57
Q

Frontal sinus opens into the ___

A

middle meatus

58
Q

Sinus consisting of numerous air cells

A

Ethmoidal (labryinnthe) sinus

59
Q

numerous air cells within the ethmoidal sinus located within the lateral mass of the ethmoid

A

ethmoidal sinus

60
Q

Anterior ethmoidal air cells open into the

A

middle meatus

61
Q

posterior ethmoidal air cells open into the

A

superior meatus

62
Q

Single sinus on each side, both contained within the body of the sphenoid

A

sphenoid sinus

63
Q

Sphenoid sinus opens into the _____

A

sphenoethmoidal recess

64
Q

The area above the superior nasal concha

A

sphenoethmoidal recess

65
Q

Opening of the maxillary sinus

A

hiatus semilunaris

66
Q

meatus/space of the maxillary sinus

A

middle meatus

67
Q

opening of the frontal sinus

A

hiatus semilunaris

68
Q

meatus/space of the frontal sinus

A

middle meatus

69
Q

opening of the anterior ethmoidal sinus

A

ethmoidal bulla

70
Q

opening of the posterior ethmoidal sinus

A

unnamed opening

71
Q

meatus/space of the anterior ethmoidal sinus

A

middle meatus

72
Q

meatus/space of the posterior ethmoidal sinus

A

superior meatus

73
Q

opening of the sphenoid sinus

A

sphenoethmoidal recess

74
Q

meatus/space of the sphenoid sinus

A

posterior to superior meatus

Anatomy (17 decks)

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