Ch 2

Question 0

Oral cavity

Answer 0

Used when referring to the inner portion of the mouth

Question 1

Alba

Answer 1

White

Question 2

Oral mucosa

Answer 2

Mucus membrane of the mouth

Question 3

Oral vestibule

Answer 3

Area between inner lips and cheeks and the front surfaces of the teeth

Question 4

Oral cavity proper

Answer 4

Extends from lingual surfaces of teeth to the oropharynx

Question 5

Labial commissure

Answer 5

The closure line of the lips where upper lip meets lower lip

Question 6

Philtrum

Answer 6

Shallow depression extending from the area below the middle of the nose to the center of the upper lip

Question 7

Vermilion zone

Answer 7

Pink border of the lips

Question 8

Nasolabial groove

Answer 8

A shallow depression extending from the corner of the nose to the corner of the lips

Question 9

Labiomental groove

Answer 9

Shallow linear depression between center of lower lip and the chin

Question 10

Labial tubercle

Answer 10

A small projection in the middle of the upper lip that may enlarge or thicken

Question 11

Labial frenum

Answer 11

Elevated fold of soft mucous tissue extending from alveolar mucosa of two central incisors to labial mucosa

Question 12

Buccal frenum

Answer 12

Elevated fold of soft tissue extending from the alveolar mucosa above the canine or premolar to Buccal mucosa

Question 13

Maxillary tuberosity

Answer 13

A small rounded extension of bone, covered with soft tissue, posterior to last maxillary tooth

Question 14

Retromolar area

Answer 14

A triangular area of bone, covered with soft tissue posterior to last mandibular tooth

Question 15

Stensen’s papilla (parotid papilla)

Answer 15

A small, raised flap of soft tissue on Buccal mucosa opposite the maxillary molar (it is often marked with a tiny red dot, which is the opening to the parotid or Stensen’s salivary gland)

Question 16

Linea alba

Answer 16

A raised white horizontal extension of soft tissue along the Buccal mucosa at the occlusal line

Question 17

Gingiva

Answer 17

Pink, stippled mucosa surrounding the necks of the teeth and covering the bone in which teeth are anchored

Question 18

Fordyce granules

Answer 18

Small yellow spots on Buccal mucosa and inner lip which are sebaceous glands and have no clinical significance

Question 19

Anterior tonsillar pillar

Answer 19

Folds of tissue that extend horizontally from the uvula to the base of the tongue

Question 20

Posterior tonsillar pillar

Answer 20

A set of arches of tissue set farther back in the throat than the anterior tonsillar pillar

Question 21

Palate

Answer 21

The concave surface that is known as the roof of the mouth and is divided into the hard and soft palate

Question 22

Hard palate

Answer 22

The bony anterior two/thirds of the palate

Question 23

Soft palate

Answer 23

The posterior third of the palate, comprised of muscular fibers covered with mucosa; highly vascular

Question 24

Palatine torus

Answer 24

A bony prominence of varied size located at the midline of the hard palate

Question 25

Incisive papilla

Answer 25

A small raised rounded structure of soft tissue at the anterior midline of the hard palate

Question 26

Palatine raphe

Answer 26

A junction of soft tissue extending vertically along the entire midline of the hard palate

Question 27

Palatine rugae

Answer 27

Paired raised, transverse palatine folds of soft tissue on the anterior portion of the hard palate, prevent food from adhering to the palate

Question 28

Fovea palatinus

Answer 28

Two small indentations, one on either side of the raphe, located at the junction of the hard and soft palate

Question 29

Uvula

Answer 29

Downward projection of the soft palate comprised of connective tissue, muscles, and glands