Nasal Cavity

Question 1

a hook on the sphenoid bone for the tendon of the tensor veli palatine m.

Answer 1

hamulus

Question 2

concha that are part of the ethmoid bone

Answer 2

superior concha
middle concha

Question 3

concha that is a separate bone

Answer 3

inferior concha

Question 4

opening of nose

Answer 4

nares

Question 5

site of skin polyps of nasal cavity

Answer 5

vestibule

Question 6

start of hard palate

Answer 6

anterior aperature (pyriform aperture)

Question 7

end of hard palate

Answer 7

posterior aperature (Choanae)

Question 8

separates the two nostrils of nasal cavity

Answer 8

septum

Question 9

this is life threatening to an infant as they are obligate nose breathers

Answer 9

atresia of the choanae (CHARGE)

Question 10

3 branches of maxillary artery that supply the lateral wall of nose

Answer 10

descending palatine a.
sphenopalatine a.
lateral posterior nasal a.

Question 11

branch off internal carotid a. in nasal cavity

Answer 11

ophthalmic a.

Question 12

branch off external carotid a. in nasal cavity

Answer 12

maxillary a.

Question 13

2 branches of ophthalmic a.

Answer 13

anterior and posterior ethmoidal a.

Question 14

innervates anterior lateral wall of nose

Answer 14

ophthalmic n. (CN V1)

Question 15

innervates middle superior lateral wall of nose

Answer 15

CN I (olfactory)

Question 16

innervates posterior lateral wall of nose

Answer 16

CN V2 (maxillary)

Question 17

injection of anesthetize into palatine canal via the greater palatine foramen for what surgery

Answer 17

dental surgery (maxillary nerve block)

Question 18

90% of anterior nose bleeds happen here

Answer 18

Little’s Area

Question 19

3 arteries that make up Kiesselbach’s plexus (little’s area)

Answer 19

sphenopalatine a.
greater palatine a.
superior labial a.

Question 20

cell bodies of afferents for all branches of CN V are located where

Answer 20

Gasserion/Semilunar Ganglion

Question 21

cell bodies of preganglionic sympathetics to the nose are located where

Answer 21

lateral horn of T1, T2, T3

Question 22

cell bodies of postganglionic sympathetics in the nose are located where

Answer 22

superior cervical ganglion

Question 23

what 2 main arteries of the nasal cavity bring in postganglionic sympathetics

Answer 23

internal and external carotid a.

Question 24

sensory to hard palate

Answer 24

greater palatine n

Question 25

sensory to soft palate

Answer 25

lesser palatine n

Question 26

a branch of the internal carotid n. that brings in postganglionic sympathetics to posterior nose

Answer 26

deep petrosal n.

Question 27

preganglionic parasympathetic cell bodies are located where

Answer 27

superior salivatory nucleus

Question 28

brings in preganglionic parasympathetics to posterior nose

Answer 28

greater petrosal n.

Question 29

postganglionic neuron cell bodies of the nose located where

Answer 29

pterygopalatine ganglion

Question 30

what ganglion stimulates secretion of mucous membranes of nose

Answer 30

pterygopalatine ganglion

Question 31

nerve of the pterygopalatine canal

Answer 31

vidian n.

Question 32

two parts of pterygoid plate

Answer 32

lateral medial

Question 33

pterygoid plates are part of what bone

Answer 33

sphenoid bone

Question 34

foramen that connects sphenoid bone and palatine bone

Answer 34

sphenopalatine foramen

Question 35

space above sphenopalatine foramen

Answer 35

sphenopalatine fossa

Question 36

2 arteries in the sphenopalatine fossa

Answer 36

infraorbital a. sphenopalatine a.

Question 37

5 nerves of sphenopalatine fossa

Answer 37

maxillary n. palatine n. nasal n. infraorbital n. vidian n.

Question 38

ganglion in sphenopalatine fossa

Answer 38

pterygopalatine ganglion

Question 39

sensory innervation to paranasal sinuses

Answer 39

CN V

Question 40

secretory motor innervation to the paranasal sinsuses come from what

Answer 40

postganglionic parasympathetics

Question 41

sensory innervation to the frontal, ethmoid and sphenoid sinuses

Answer 41

CN V1

Question 42

sensory innervation to the maxillary sinus

Answer 42

CN V2

Question 43

where does the frontal sinus and anterior ethmoid sinus drain to

Answer 43

infundibulum

Question 44

where do the middle ethmoid sinus drain to

Answer 44

ethmoid bulla

Question 45

where do the ethmoid and maxillary sinuses ultimately drain to

Answer 45

hiatus semilunaris (middle meatus)

Question 46

only opening in the inferior meatus

Answer 46

lacrimal duct

Question 47

inflammation of sinus mucous membranes

Answer 47

sinusitis

Question 48

noncancerous growths that form medial to maxillary sinus

Answer 48

nasal polyps

Question 49

this nerve contains preganglionic parasympathetic and postganglionic sympathetic nerves

Answer 49

Vidian nerve

Question 50

drains to inferior meatus

Answer 50

nasolacrimal duct

Question 51

patient has laceration of R side of face and can no longer close eye; laceration most likely cut what

Answer 51

zygomatic branch of CN VII

Question 52

patient has laceration of R side of face and can no longer close eye and cannot furrow brow; laceration most likely cut what

Answer 52

temporal branch of CN VII

Question 53

plastic surgery procedure

Answer 53

rhytidectomy