15.3 Nasal Cavity and Nasopharynx Flashcards Preview

Anatomy Exam 3 > 15.3 Nasal Cavity and Nasopharynx > Flashcards

Flashcards in 15.3 Nasal Cavity and Nasopharynx Deck (10)
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1
Q

Identify the nasal septum as well as: the perpendicular place of the ethmoid, the vomer, and the septal cartilage.

A

-

2
Q

Identify the sphenopalatine artery.

Describe the blood flow in this area and relevant anastomsis.

A

Internal carotid – Opthalmic – Anterior and Posterior Ethmoid aa. – Anterior septal aa

External carotid – Maxillary – Sphenopalatine – Posterior Septal and Lateral posterior nasal aa.

Anastamoses between anterior septal from Internal carotid and Posterior septal from external carotid.

3
Q

Identify the frontal sinus and the sphenoidal sinus (paranasal)

A

-

4
Q

Identify and describe the vestibule and atrium

A

the spaces anterior to the inferior concha and middle meatus

5
Q

Identify the superior, middle, and inferior conchae

A

-

6
Q

Identify the superior, middle, and inferior meatuses (and opening of nasolacrimal duct)

A

the spaces inferior to (under) the conchae

7
Q

Identify the ethmoid bulla within the middle meatus.

Identfy and describe the semilunar hiatus, opening of maxillary sinus, and frontonasal duct

A

the semilunar hiatus is within the middle meatus.

the opening of the maxillary sinus into the semilunar hiatus.

8
Q

Identify the sphenoethmoidal recess

A

-

9
Q

Identify the pharyngeal tonsil, torus tubaris, opening of pharyngotympanic tube, and salpingopharyngeal fold.

A

-

10
Q

Identify the salpingopharyngeus muscle underneath its corresponding fold. Describe its innervation and function

A
  • Innervated by Vagus nerve.

- Fxn: Helps elevate pharynx. Pulls on torus tubaris to help pressure equalize middle ear.