Oral Anatomy

Question 1

space between the teeth with the supporting alveolar processes and the lips or cheeks

Answer 1

Oral Vestibule

Question 2

space bounded anteriorly and laterally by the teeth and alveolar processes

Answer 2

Oral Cavity proper

Question 3

lowest part of the vestibule next to the mandible or the highest part next to the maxilla

Answer 3

Vestibuli fornix

Question 4

fold of tissue at the midline that attaches each lip to the mucosa of the maxilla, or mandible

Answer 4

Labial frenum

Question 5

attaches the cheek to the mucosa of the maxilla/mandible

Answer 5

Buccal frenum

Question 6

Separated the oral cavity from the nasal cavity

Answer 6

Palate

Question 7

the firm anterior part of the roof of the mouth

Answer 7

Hard palate

Question 8

small elevated round tissue on the midline

Answer 8

Incisive papilla

Question 9

covers the incisive foramen

Answer 9

incisive papilla

Question 10

slightly elevated ridge of firm tissue running along the midline of the hard palate (union of right and left palate)

Answer 10

Palatine raphe

Question 11

hook-shaped projection of the medial plate of the pterygold process

Answer 11

Pterygold hamulus

Question 12

bulge of bone is located at the posterior part of the alveolar ridge

Answer 12

Maxillary tuberosity

Question 13

separated the maxillary tuberosity of each maxilla

Answer 13

Hamular notch

Question 14

protruding at the back of the maxillary tuberosity

Answer 14

Hamular notch

Question 15

loathed posterior to the hard palate beginning at the vibrating line

Answer 15

Soft Palate

Question 16

line that joins the hard and soft palate

Answer 16

vibrating line

Question 17

two pits on the side of the median palatine raphae

Answer 17

Fovea palatini

Question 18

fleshy structure hanging from the center of the soft palate

Answer 18

uvula

Question 19

posterior boundary of the oral cavity

Answer 19

fauces

Question 20

Anterior arch of fauces

Answer 20

glossopalatine

Question 21

Posterior arch of fauces

Answer 21

pharyngopalatine

Question 22

curtain-like connection between the maxilla and mandible

Answer 22

Pterygomandibular raphe

Question 23

valley-shaped space between the tongue and teeth

Answer 23

Sublingual sulcus

Question 24

attaches the tongue to the floor of the mouth

Answer 24

sublingual fold

Question 25

attaches the undersurface of the tongue to the floor of the mouth

Answer 25

Lingual frenum

Question 26

opening of ducts for Wharton’s ducts

Answer 26

Sublingual caruncle

Question 27

curtain of mucous membrane along the medial, posterior portion of the mandible

Answer 27

Retromylohyoid

Question 28

a triangle protrusion, prominent elevation distal to the mandibular last molar

Answer 28

retromolar pad

Question 29

area between the skin of the face and the red part of the lips

Answer 29

Mucocutaneous junction

Question 30

two fleshy borders of the mouth that are connected at the commissure and are basically made up of muscles and salivary glands

Answer 30

lips

Question 31

the red/pink part of the lips that is covered by a non-keratinized mucosa

Answer 31

Red zone/ vermillion area

Question 32

a shallow depression extending downward

Answer 32

Labiomarginal sulcus

Question 33

small rounded nodule of tissue in the center of the lowest part of the upper lip

Answer 33

tubercle

Question 34

depression running from the tubercle to the nostrils

Answer 34

philtrum

Question 35

groove running diagonally downward of nostril toward the corner of the lip

Answer 35

Nasolabial groove

Question 36

corner of the mouth where the upper and lower lips meet

Answer 36

Commissure

Question 37

the junction between the inner and outer red portion of the lips. Area separating the red zone and the labial mucosa

Answer 37

Wet line/ wet-dry line

Question 38

the horizontal groove under the lower lip which emphasize the chin

Answer 38

Labiomental grove

Question 39

white line running posteriorly on each side at the level where the upper and lower teeth come together

Answer 39

Linea alba buccalis

Question 40

round elevation of tissue between 1st and 2nd upper molars or just above the occlusal plane

Answer 40

Parotid papilla

Question 41

separates the buccinator muscles from the ramus of the mandible and the masseter muscles

Answer 41

Buccal fat pad (of bichat)

Question 42

yellow spots seen on the buccal mucosa just posterior to the corner of the mouth

Answer 42

Fordyce spots

Question 43

Structures of the cheeks

Answer 43

Buccinator muscles Buccal fat pad Parotid papilla Linea alba

Question 44

____ covered by different papillae: filiform , fungiform, foliate, circumvalate papillae.

Answer 44

dorsum of the tongue

Question 45

protractor and depressor

Answer 45

Genioglossus

Question 46

retractor and elevator

Answer 46

Styloglossus

Question 47

a sphincter muscle which closes the oronasal opening

Answer 47

Palatoglossus

Question 48

Hyoglossus muscle

Answer 48

depressor and retract the tongue

Question 49

hairlike structures covering the 2/4 of the tongue parallel to the terminal sulcus

Answer 49

Filiform papillae

Question 50

aids in mastification for soft food, swallowing and ingestion

Answer 50

Filiform papillae

Question 51

near the tip of the tongue. These consists sweet, sour, salty, bitter, umami (savory flavor) buds

Answer 51

Fungiform papillae

Question 52

anterior to the apex of the tongue mushroom-like

Answer 52

Fungiform papillae

Question 53

lateral border of tongue consist of sour and acidic taste buds

Answer 53

Foliate papillae

Question 54

v-shaped formation on posterior border of tongue that contains bitter taste buds

Answer 54

Circumvallate papilla

Question 55

small circular opening immediately posterior to the circumvallate papillae, remains of thyroglossal duct

Answer 55

Foramen cecum

Question 56

shallow groove running laterally and on either side of the foramen cecum

Answer 56

Terminal sulcus

Question 57

separated the anterior 2/3 from the post 1/3 of the tongue

Answer 57

Terminal sulcus

Question 58

covers the dorsal posterior 1/3 of the tongue and is call lingual tonsils

Answer 58

Lingual follicles

Question 59

Lingual frenum Plica fimbriata Sublingual folds Sublingual caruncle

Answer 59

Ventral part of the tongue

Question 60

surround each secretory portion and are able to contract to accelerate secretion of the salive

Answer 60

Myoepithelial cells

Question 61

produce glycoproteins that are used for the moistening and lubricating functions of saliva

Answer 61

Mucous cells

Question 62

Overlying the mandibular ramus and anterior inferior to the external ear

Answer 62

Parotid gland

Question 63

discharge the secretions thru "Stensen's duct"

Answer 63

Parotid gland

Question 64

lies in the submandibular fossa

Answer 64

Submandibular gland

Question 65

discharge the secretions thru "Wharton's duct

Answer 65

Submandibular gland

Question 66

largest duct of the sublingual gland is "Bartholin's duct”

Answer 66

Sublingual gland

Question 67

smallest among the major salivary glands

Answer 67

Sublingual gland

Question 68

situated between the mucous membrane and the orbicularis oris of the mouth

Answer 68

Labial glands

Question 69

continuation of labial gland on the posterior part of the cheek

Answer 69

Small buccal glands

Question 70

mass of lymphoid tissue on the posterior wall of the nasopharynx

Answer 70

Pharyngeal tonsil

Question 71

located deeply along the base or root of the tongue

Answer 71

Lingual Tonsils

Question 72

superior to the eyes in the frontal bone, which forms the hard part of the forehead

Answer 72

Frontal sinus

Question 73

which are formed from several discrete air cells within the ethmoid bone between nose and the eyes

Answer 73

Ethmoid sinus

Question 74

also called Antrum of Highmore and the largest of the paranasal sinuses are under the eyes in the maxillary bones

Answer 74

Maxillary sinus

Question 75

in the sphenoid bone at the center of the skull base under the pituitary gland

Answer 75

Sphenoidal sinus