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Spinal Anatomy I - Exam 3 > The Nose > Flashcards

Flashcards in The Nose Deck (21):
1

What are the names given to the external openings of the nose?

the nostrils, external nares, or the anterior nares

2

What does the nasal cavity open into posteriorly?

the nasopharynx

3

What are the names of the openings between the nasal cavity and the nasopharynx?

the choanae, internal nares, or posterior nares

4

What is the name given to the part of the external nose located at the nasion?

the root of the nose

5

What is the name given to the anteromedian part of the external nose?

the dorsum of the nose

6

What is another name for the tip of the external nose?

the apex of the nose

7

What is the name given to the rounded sides of the nostrils?

the alae of the nose or the nasal alae

8

What is the principal gland covering the nose?

sebaceous glands

9

What forms the bridge of the external nose?

the nasal skeleton

10

What will the nasal skeleton consist of?

- the nasal bones
- the frontal processes of the maxillae
- the nasal notch of the frontal bone

11

What type of tissue forms the major portion of the nose?

hyaline cartilage

12

What are the names of the larger pieces of cartilage forming the nose?

- septal cartilage
- lateral nasal cartilage
- major alar cartilage

13

What are the bony attachments for the septal cartilage?

- perpendicular plate of the ethmoid
- vomer
- internasal suture of the nasal bones

14

What are the bony attachments for the lateral nasal cartilage?

the nasal bones and the frontal process of the maxilla

15

What is unique about the attachment of the major alar cartilages?

they lack attachment to bone and attach only to other cartilage

16

What branches of the external carotid artery will vascularize the external nose?

- facial a.
- internal maxillary a.

17

What branch of the internal carotid artery will vascularize the external nose?

ophthalmic a.

18

Which arteries will supply the sides of the nose?

- facial a.
- internal maxillary a.

19

Which artery will supply the dorsum of the nose?

ophthalmic a.

20

Veins of the external nose typically drain into what vessels?

the pterygoid venous plexus

21

What specific nerves provide cutaneous sensation for the cutaneous regions of the external nose?

- infratrochlear and external nasal nerves, ophthalmic division, trigeminal
- infraoribital nerves, maxillary division, trigeminal

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