Paranasal Sinuses, Nasal Cavity and Oral Cavity

Question 1

superior nasal concha bone?

Answer 1

ethmoid

Question 2

middle nasal concha bone?

Answer 2

ehtmoid

Question 3

inferior nasal concha bone?

Answer 3

it’s own bone

Question 4

Spaces of nasal

Answer 4

Sphenoethmoidal recess
Superior meatus
Middle meatus
Inferior meatus

Question 5

maxillary a. counterpart

Answer 5

pterygoid plexus

Question 6

Deviated Septum why its a problem?

Answer 6

can make it hard to breathe on that side and a lot of infection occurs, not good flow of air and drainage.

Problem with surgery lots of bleeding.

Question 7

Small lateral wall foramina

Answer 7

Nasal branches from greater palatine n. of V2

Question 8

Frontal sinus is draining into the

Answer 8

middle meatus

Question 9

Frontal sinus innervation

Answer 9

Supraorbital n. and supratrochlear n. (V1)

Question 10

Frontal sinus arterial supply

Answer 10

Anterior ethmoid arteries

Question 11

Frontal sinus lymphatics

Answer 11

Submandibular lymph nodes

Question 12

Ethmoid Sinus drainage

Answer 12

posterior ethmoid=superior meatus

Middle/anterior ethmoid=middle meatus

Question 13

Ethmoid sinus innervation

Answer 13

Anterior ethmoid n. and posterior ethmoid n. (V1)

Question 14

Ethmoid Sinus aterial supply

Answer 14

Anterior and posterior ethmoid arteries

Question 15

Ethmoid Sinus Lymphatics

Answer 15

Submandibular and retropharyngeal lymph nodes

Question 16

Sphenoid SInus relation to sinus

Answer 16

hypophyseal fossa, pituitary gland, optic chiasm

Question 17

Sphenoid sinus drainage

Answer 17

Spheno-ethmoid recess

Question 18

Sphenoid sinus innervation

Answer 18

Posterior ethmoid (V1)

Question 19

Spenoid sinus aterial supply

Answer 19

• posterior ethmoid artery

- pharyngeal artery

Question 20

Spenoid Sinus Lymphatics

Answer 20

Reteropharyngeal lymph nodes

Question 21

Maxillary sinus drainage

Answer 21

Middle nasal meatus

Question 22

Maxilllary sinus inntervation

Answer 22

ASA, MSA, PSA (V2)

Question 23

Common location for sinusitis?

Answer 23

maxillary sinus and can cause tooth pain.

Question 24

oral cavity roof

Answer 24

hard and soft palate

Question 25

oral cavity floor

Answer 25

soft tissue, muscles and tongue

Question 26

oral cavity lateral walls

Answer 26

cheek

Question 27

oral cavity anterior aperture

Answer 27

oral fissure

Question 28

oral cavity posterior aperture

Answer 28

oropharyngeal isthmus, opening into the pharynx

Question 29

What passes through aperature of oral cavity?

Answer 29

``` Hyoglossus Styloglossus Lingual a. and v. Lingual n. CNIX and CNXII Lymphatics Submandibular gland ```

Question 30

Tongue papillae (4)-function to produce friction!

Answer 30

filiform Fungiform Vallate or Circumvallate Foliate

Question 31

Filiform?

Answer 31

most numerous

Question 32

Fungiform

Answer 32

Concentrated along the margins of the tongue | contain taste buds

Question 33

Vallate or Circumvallate

Answer 33

Largest papillae Least numerous (8-12 in a v-shaped line) Contain taste buds

Question 34

Foliate

Answer 34

Sides of tongue | Contain taste buds

Question 35

Taste bud cells

Answer 35

Gustatory cells | Basal cells

Question 36

Five flavors detected over broad regions of the tongue:

Answer 36

``` salty sweet sour bitter umami (savory) ```

Question 37

Extrinsic Muscles of tongue (with innervation)

Answer 37

Genioglossus (CN XII) Hyoglossus (CN XII) Palatoglossus (CN X) Styloglossus (CN XII)

Question 38

Intrinsic Muscles of the Tongue

Answer 38

Superior longitudinal Inferior longitudinal Transverse Vertical Median sagittal septum

Question 39

Superior Longitudinal Muscle; A and I?

Answer 39

I: Submucosal CT and mucosa on margins of tongue A: Shortens tongue, curls apex and sides of tongue

Question 40

Inferior Longitudinal Muscle; A and I?

Answer 40

I: Apex of tongue A: Shortens tongue, curls apex and turns it downward

Question 41

Transverse Muscle; A and I?

Answer 41

I: Submucosal CT on lateral margins of tongue A: Narrows and elongates tongue

Question 42

Vertical Muscle; A and I?

Answer 42

I: CT in more ventral regions of tongue A: Flattens and widens tongue

Question 43

hypoglossal nerve is ___ to lingual nerve.

Answer 43

inferior

Question 44

Lingual artery travels __ to hyoglossus

Answer 44

deep (towards the center)

Question 45

facial artery is __to mylohyoid.

Answer 45

superficial

Question 46

What nerve innervates both spheroid and ethmoid sinus

Answer 46

Posterior ethmoid nerve

Question 47

General sensation of the anterior 2/3 of the tongue is supplied by

Answer 47

V3

Question 48

Intrinsic muscle that flattens and widens the tongue

Answer 48

Vertical

Question 49

Sphenoid sinus drains into the

Answer 49

spenoidethmoid recess