Ch 16 Nasal Cavity

Question 1

Parts of external nose (5)

Answer 1

ADARN
apex
dorsum
ala
root
nares or nostrils

Question 2

The _ is the tip of the nose.

Answer 2

apex

Question 3

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

Answer 3

root

Question 4

The nose attaches to the face at the _.

Answer 4

root

Question 5

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

Answer 5

superior

Question 6

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

Answer 6

bridge

Question 7

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

Answer 7

FALSE, not internal nose
EXTERNAL nose

Question 8

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

Answer 8

FALSE, not the bridge
ALA

Question 9

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

Answer 9

Procerus, nasal bone

Question 10

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

Answer 10

Nasalis, cartilage

Question 11

Cartilage of the external nose (4 type):

Answer 11

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

Question 12

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

Answer 12

walls, vestibule, walls

Question 13

Skin right inside the nares contains (2 items):

Answer 13

-sebaceous glands
-hairs

Question 14

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

Answer 14

limen nasi

Question 15

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

Answer 15

lateral, septal

Question 16

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

Answer 16

limen nasi

Question 17

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

Answer 17

atrium

Question 18

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

Answer 18

inferior, superior

Question 19

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

Answer 19

mediAN nasal septum

MEDIANNNN for NNNNOSE, not medial

Question 20

The nasal cavity opens _ via the nares

Answer 20

anteiorly

Question 21

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

Answer 21

nasopharynx, choANAe

Question 22

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

Answer 22

2 parts of sphenoid, 2 other bones

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

Question 23

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

Answer 23

medial

Question 24

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

Answer 24

inferior

Question 25

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

Answer 25

medial, lateral

Question 26

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

Answer 26

superior

Question 27

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

Answer 27

piriform aPERTure

Question 28

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

Answer 28

nasal bones, maxilla

Question 29

The superior boundary of the nasal cavity is AKA=

Answer 29

roof

Question 30

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

Answer 30

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

Question 31

The inferior boundary of the nasal cavity is AKA=

Answer 31

floor

Question 32

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

Answer 32

maxilla, palatine bone

Question 33

The hard palate is made of these two bones:

Answer 33

maxilla and palatine bone

Question 34

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

Answer 34

oral cavity

Question 35

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

Answer 35

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

Question 36

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

Answer 36

concha or turbinates

Question 37

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

Answer 37

ethmoid

Question 38

The middle nasal concha is part of the _ bone.

Answer 38

ethmoid

Question 39

The _ nasal concha is its own separate bone.

Answer 39

inferior

Question 40

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

Answer 40

meatus

Question 41

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

Answer 41

below

Question 42

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

Answer 42

-superior nasal concha -middle nasal concha

Question 43

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

Answer 43

below

Question 44

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

Answer 44

below

Question 45

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

Answer 45

ethmoidal bulla

Question 46

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

Answer 46

hiatus semilunaris

Question 47

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

Answer 47

nasal septum

Question 48

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

Answer 48

partition

Question 49

The nasal septum is formed by 3 structures:

Answer 49

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

Question 50

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

Answer 50

posterior and inferior

Question 51

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

Answer 51

superior

Question 52

The septal cartilage forms the _ aspect of the nasal septum

Answer 52

anterior

Question 53

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

Answer 53

mucous mebrane

Question 54

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.

Answer 54

olfactory, superior, olfactory

Question 55

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

Answer 55

respiratory

Question 56

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

Answer 56

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

Question 57

A true cavity in a bone is AKA=

Answer 57

a sinus

Question 58

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

Answer 58

mucous membranes, opening

Question 59

4 types of paranasal sinuses:

Answer 59

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

Question 60

The largest paranasal sinus is the _ sinus.

Answer 60

Maxillary sinus

Question 61

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

Answer 61

single, pyramidal

Question 62

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

Answer 62

base

Question 63

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

Answer 63

apex

Question 64

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

Answer 64

floor

Question 65

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

Answer 65

middle

Question 66

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

Answer 66

single, supraorbital

Question 67

The frontal sinus opens into the _ meatus

Answer 67

middle

Question 68

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

Answer 68

FALSE not 3, 2- the frontal and maxillary sinuses

Question 69

Ethmoidal sinus of the paranasal sinuses is AKA

Answer 69

LabyrinTHINE sinus

Question 70

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

Answer 70

lateral

Question 71

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

Answer 71

labyrinth

Question 72

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

Answer 72

middle meatus, superior meatus

Question 73

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

Answer 73

single, body

Question 74

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

Answer 74

sphenoethmoidal recess