77 NASAL CAVITY: structures

Question 1

Identify 1 - 3

Answer 1

1. Superior nasal concha
2. Superior nasal meatus
3. Middle nasal concha

Question 2

Identify 4 - 6

Answer 2

4. Middle nasal meatus
5. Inferior nasal concha
6. Inferior nasal meatus

Question 3

Identify 7

Answer 3

7. Choana

Question 4

Piriform aperture—anterior opening is bounded by ____ and ___

Answer 4

the nasal bones and maxilla.

Question 5

There are 3 large elevations, known as conchae, that protrude from ____ (which wall of nasal cavity?)

Answer 5

the lateral wall.

Question 6

All of ___ and ___ drain into the lateral walls of the nasal cavity.

Answer 6

the paranasal sinuses and the nasolacrimal duct

Question 7

The sphenopalatine foramen, located in the posterior portion of the lateral walls, connects ___ and ____

Answer 7

the nasal cavity to the pterygopalatine fossa.

Question 8

Identify 2 -3

Answer 8

2. Frontal sinus
3. Sphenoidal sinus

Question 9

Identify 4 - 5

Answer 9

4. Nasal septum
5. Choana

Question 10

Identify 6 - 7

Answer 10

6. Oral cavity
7. Soft palate

Question 11

Identify 8 - 9

Answer 11

8. Vomer
9. Septal cartilage

Question 12

Superior relationships of nasal cavity

Answer 12

Frontal sinus, sphenoid sinus, anterior cranial fossa with frontal lobe of brain

Question 13

Inferior relationships of nasal cavity

Answer 13

Palate, oral cavity

Question 14

Medial relationships of nasal cavity

Answer 14

Other half of nasal cavity

Question 15

Lateral relationships of nasal cavity

Answer 15

Maxillary sinus, ethmoid sinuses, orbit, and pterygopalatine fossa

Question 16

What does superior border of nasal cavity contain?

Answer 16

Nasal, frontal, cribriform plate of ethmoid, body of sphenoid

Question 17

What does inferior border of nasal cavity contain?

Answer 17

Palatine process of maxilla, horizontal plate of palatine

Question 18

What does anterior border of nasal cavity contain?

Answer 18

External nose

Question 19

What does posterior border of nasal cavity contain?

Answer 19

Choana

Question 20

Bones of the Lateral Nasal Wall

→ identify 1

Answer 20

1. Sphenopalatine foramen

Question 21

Bones of the Lateral Nasal Wall

→ identify 2 - 4

Answer 21

2. Superior concha of ethmoid
3. Uncinate process
4. Middle concha of ethmoid

Question 22

Bones of the Lateral Nasal Wall

→ identify 5 - 6

Answer 22

5. Lacrimal
6. Maxilla

Question 23

Bones of the Lateral Nasal Wall

→ identify 7 - 9

Answer 23

7. Inferior concha
8. Perpendicular plate of palatine
9. Sphenoid

Question 24

Bones of the Lateral Nasal Wall

The lateral wall of the nasal cavity is composed of a series of bones with 3 elevations protruding into the nasal cavity which are ___

Answer 24

the superior, middle, and inferior nasal concha.

Question 25

**Bones of the Lateral Nasal Wall** The lateral wall of the nasal cavity is composed of a series of bones which are __ (6)

Answer 25

1. maxilla 2. ethmoid (superior and middle conchae) 3. palatine (perpendicular plate) 4. sphenoid (medial pterygoid plate) 5. inferior nasal concha 6. lacrimal bone.

Question 26

**Concha of the Nasal Cavity** Identify 1

Answer 26

1. Sphenoethmoid recess

Question 27

**Concha of the Nasal Cavity** Identify 2 - 4

Answer 27

2. Superior nasal concha 3. Superior nasal meatus 4. Middle nasal concha

Question 28

**Concha of the Nasal Cavity** Identify 2 - 5

Answer 28

2. Superior nasal concha 3. Superior nasal meatus 4. Middle nasal concha 5. Middle nasal meatus

Question 29

**Concha of the Nasal Cavity** Identify 6 - 7

Answer 29

6. Inferior nasal concha 7. Inferior nasal meatus

Question 30

**Concha of the Nasal Cavity** Identify 8 - 9

Answer 30

8. Ethmoidal bulla 9. Hiatus semilunaris

Question 31

**Concha of the Nasal Cavity** Identify 10 - 11

Answer 31

10. Opening of nasolacrimal duct 11. Opening of maxillary sinus

Question 32

**Concha of the Nasal Cavity** Superior concha drains 2 regions which are \_\_\_

Answer 32

1. Sphenoethmoidal recess 2. Superior meatus

Question 33

**Concha of the Nasal Cavity** Superior concha drains 2 regions which are Sphenoethmoidal recess and Superior meatus → These 2 regions drain 2 structures which are \_\_\_, respectively.

Answer 33

1. Sphenoidal sinus 2. Posterior ethmoidal sinus

Question 34

**Concha of the Nasal Cavity** Middle concha drains 1 region which is

Answer 34

Middle meatus

Question 35

**Concha of the Nasal Cavity** Middle concha drains middle meatus which is in turn drained ___ (4 structures?)

Answer 35

1. Anterior ethmoidal sinus 2. Middle ethmoidal sinus 3. Maxillary sinus 4. Frontal sinus

Question 36

**Concha of the Nasal Cavity** Inferior concha drains 1 region which is \_\_

Answer 36

Inferior meatus

Question 37

**Concha of the Nasal Cavity** Inferior concha drains inferior meatus which is in turned drained ____ (structure)

Answer 37

Nasolacrimal duct