Nasal Cavity & Pterygopalatine Fossa

Question 1

Regarding the pterygopalatine fossa:

the infraorbital nerve emerges onto the face to supply what 3 things

Answer 1

cheek
inferior eyelid
superior lip

Question 2

Regarding the pterygopalatine fossa:

the greater palatine nerve supplies the palatal mucosa of the ______ palate

Answer 2

hard

Question 3

Regarding the pterygopalatine fossa:

the anterior superior alveolar nerve supplies what 4 things

Answer 3

incisors
canines
incisor and canine labial gingiva
maxillary sinus

Question 4

Regarding the pterygopalatine fossa:

the middle superior alveolar nerve supplies what 4 things

Answer 4

mesiobuccal root of 1st molar
premolars
associated buccal gingiva of the premolars
maxillary sinus

Question 5

Regarding the pterygopalatine fossa:

TASTE fibers travel on the ____________ nerve and _______________ nerves to reach the palate

Answer 5

nasopalatine ; greater & lesser palatine nerves

Question 6

Regarding the pterygopalatine fossa:

the posterior superior alveolar nerve is the _______ branch of CN V2 within the pterygopalatine fossa

Answer 6

last

Question 7

Regarding the pterygopalatine fossa:

the infraorbital nerve emerges onto the ______ via the _______

Answer 7

face ; infraorbital foramen

Question 8

Regarding the pterygopalatine fossa:

the posterolateral nasal branches supply the mucosa of the ______ wall of the nasal cavity

Answer 8

lateral

Question 9

Regarding the pterygopalatine fossa:

the pharyngeal nerve exits posteriorly through the

Answer 9

pharyngeal canal

Question 10

Regarding the nasal meatuses:

the nasolacrimal duct drains tears to the

Answer 10

inferior meatus

Question 11

Regarding the pterygopalatine fossa:

the PostGPS and PostGS fibers can hitch a ride on all of the branches of

Answer 11

CN V2

Question 12

Regarding the pterygopalatine fossa:

most of the fibers of the posterior superior alveolar nerve enter the ____________

Answer 12

posterior superior alveolar formamina

Question 13

Regarding the pterygopalatine fossa:

the nerve of the pterygoid canal is composed of what kind of fibers from the GREATER PETROSAL NERVE (CN VII)

Answer 13

PreGPS fibers and taste

Question 14

Regarding the pterygopalatine fossa:

what fibers reach the lacrimal gland to stimulate tear production

Answer 14

PS fibers

Question 15

Regarding the pterygopalatine fossa:

the zygomatic nerve exits anteriorly through the

Answer 15

inferior orbital fissure

Question 16

Regarding the pterygopalatine fossa:

the ________ nerve is a continuation of CN V2 distal to the inferior orbital fissure

Answer 16

infraorbital

Question 17

Regarding the nasal meatuses:

the posterior ethmoidal sinuses drain to the

Answer 17

superior meatus

Question 18

Regarding the pterygopalatine fossa:

the pharyngeal nerve supplies the mucosa of the ___________ sinus & __________

Answer 18

sphenoid & nasopharynx

Question 19

the following are part of what nasal cavity structure?

Perpendicular plate of ethmoid
Vomer
Nasal septal cartilage

Answer 19

nasal septum

Question 20

Regarding the pterygopalatine fossa:

the zygomatic nerve courses to the ______ wall of the orbit within bone

Answer 20

lateral

Question 21

Regarding the pterygopalatine fossa:

the nasopalatine nerve emerges onto the _____ palate via the

Answer 21

hard ; incisive foramen

Question 22

Regarding the pterygopalatine fossa:

the PS targets _____ of the nasal cavity and the ________

which gland does it prefer?

Answer 22

glands ; palate

LACRIMAL GLAND

Question 23

Regarding the pterygopalatine fossa:

Once CN V2 exits the pterygopalatine fossa through the inferior orbital fissure, we have a name change to what nerve?

Answer 23

infra-orbital nerve

Question 24

Regarding the pterygopalatine fossa:

the greater palatine nerve supplies the the palatal mucosa of the _______ and palatal gingiva of what teeth

Answer 24

hard palate ; maxillary molars and premolars

Question 25

Regarding the pterygopalatine fossa: CN V2 enters the pterygopalatine fossa through the

Answer 25

foramen rotundum

Question 26

Regarding the nasal meatuses: the sphenoid sinus drains to the

Answer 26

spheno-ethmoidal recess

Question 27

Regarding the pterygopalatine fossa: the PostGPS fibers travel along the __________ which gives rise to the __________ nerve to reach the lacrimal gland

Answer 27

zygomatic ; zygomaticotemporal

Question 28

Regarding the pterygopalatine fossa: the PreGPS fibers of the nerve of the pterygoid canal synapse in the

Answer 28

pterygopalatine ganglion

Question 29

Regarding the pterygopalatine fossa: the greater palatine nerve exits onto the _________ palate via the

Answer 29

hard ; greater palatine foramen

Question 30

Regarding the pterygopalatine fossa: the zygomatic nerve divides into what 2 nerves

Answer 30

zygomaticofacial nerve zygomaticotemporal nerve

Question 31

Regarding the pterygopalatine fossa: the posterior superior alveolar nerve doesn't supply what tooth?

Answer 31

mesiobuccal root of the 1st molar

Question 32

Regarding the pterygopalatine fossa: most of the fibers of the posterior superior alveolar nerve supply the ________ sinus and most of which teeth

Answer 32

maxillary ; maxillary molars

Question 33

Regarding the nasal meatuses: the middle ethmoidal sinuses drain to the ________ in the _______ meatus

Answer 33

ethmoidal bulla ; middle

Question 34

Regarding the pterygopalatine fossa: the zygomatic nerve provides SENSORY to the __________ & ___________

Answer 34

lateral upper cheek corner of the eye

Question 35

Regarding the pterygopalatine fossa: the lesser palatine nerve exits onto the ________ process of the palatine bone through the

Answer 35

pyramidal ; lesser palatine foramen

Question 36

Regarding the pterygopalatine fossa: the nerve of the pterygoid canal is composed of ______ fibers from the DEEP PETROSAL NERVE

Answer 36

PostGS

Question 37

Regarding the pterygopalatine fossa: the infraorbital nerve gives rise to what 2 nerves

Answer 37

middle superior alveolar nerve anterior superior alveolar nerve

Question 38

Regarding the pterygopalatine fossa: the nerve of the pterygoid canal enters the pterygopalatine fossa via the

Answer 38

pterygoid canal

Question 39

Regarding the pterygopalatine fossa: CN V2 exits the pterygopalatine fossa through the

Answer 39

inferior orbital fissure

Question 40

the following are part of what nasal cavity structure? Maxilla, palatine (vertical plate), sphenoid bones Inferior concha Ethmoid bone - superior concha and middle concha

Answer 40

lateral nasal wall

Question 41

Regarding the neurovasculature of the nasal septum and lateral nasal wall: CN 1 is responsible for sensory innervation related to

Answer 41

smell

Question 42

Regarding the pterygopalatine fossa: the PostGS fibers and taste fibers of the nerve of the pterygoid canal ______ the pterygopalatine ganglion

Answer 42

pass through

Question 43

Regarding the pterygopalatine fossa: the nasopalatine nerve supplies the ________ and ______ mucosa & gingiva of what teeth

Answer 43

nasal septum ; palatal ; maxillary canines & incisors

Question 44

Regarding the nasal meatuses: the frontal sinus, anterior ethmoidal sinuses, and maxillary sinus drain to the

Answer 44

semilunar hiatus in the middle meatus

Question 45

Regarding the neurovasculature of the nasal septum and lateral nasal wall: the nasopalatine nerves from CN V2 supplies _______ innervation to the nasal septum and lateral nasal wall

Answer 45

sensory

Question 46

Regarding the pterygopalatine fossa: the lesser palatine nerve travels to the _____ palate innervating what 2 things

Answer 46

soft ; mucosa & palatine tonsil

Question 47

Regarding the pterygopalatine fossa: the posterior superior alveolar nerve branches that do NOT enter the foramina supply the ________ gingiva of what teeth

Answer 47

buccal ; maxillary molars

Question 48

Regarding the neurovasculature of the nasal septum and lateral nasal wall: the posterior septal arteries arise from the

Answer 48

sphenopalatine artery

Question 49

name the neurovasculature for the nasal septum hint: there are 5

Answer 49

posterior septal arteries (from the sphenopalatine artery) nasopalatine nerves (from CN V2) CN1 anterior and posterior ethmoidal nerves and arteries superior labial artery

Question 50

name the neurovasculature for the lateral nasal wall hint: there are 5

Answer 50

posterior lateral nasal arteries (from the sphenopalatine artery) posterolateral nasal nerves (from CN V2) CN1 anterior and posterior ethmoidal nerves and arteries superior labial artery