CHAPTER 10-17 DEFINITION TERMS

Question 1

ANGLE OF MANDIBLE

Answer 1

lower posterior part of the mandible.

area where mandible meets the ramus

Question 2

filiform papillae

Answer 2

threadlike elevations on the tongue

Question 3

fordyce spots

Answer 3

collections of normal sebaceous glands within the oral cavity. yellowish spots

harmless

Question 4

mental proteberance

Answer 4

chin

Question 5

mucobuccal fold

Answer 5

base of the vestibule. area where the bucca lmucosa joins the alveolar mucosa

Question 6

oral cavity proper

Answer 6

space on the tongue side between the upper and lower dental arches

Question 7

philtrum

Answer 7

rectangular area that extends from the tip of nose to the midline of the upper lip

Question 8

tragus

Answer 8

cartilaginous tissue that extends near the ear opening

Question 9

apical third

Answer 9

1/3rd division of the root nearest the tip of the root

Question 10

centric occlussion

Answer 10

maximum contact between the occluding surfaces of the maxillary and mandibular teeth

maximal stable contact between the occluding surfaces of the maxillary and mandibular teeth.

(normal occlusion)

Question 11

concave

Answer 11

curved inward

Question 12

deciduous

Answer 12

primary teeth that fall out

Question 13

labioversion

Answer 13

teeth extended towards the lips

Question 14

maxillary arch

Answer 14

upper jaw

Question 15

neutroclusion

Answer 15

ideal mesiodistal relationship between the jaws and the dental arches.

normal occlusion

The mesiobuccal cusp of the permanent maxillary first molar occludes with the mesiobuccal groove of the mandibular first molar.

Question 16

bifurcated

Answer 16

divided into two

Question 17

mamelon

Answer 17

rounded extensions on the incisal surface of teeth

Question 18

pathology

Answer 18

study of disease

Question 19

lymphoma

Answer 19

cancer of the lymph tissues

Question 20

lichen planus

Answer 20

inflammatory benign skin condition that affects the skin and oral mucosa

harmless patches on the oral mucosa that has a rounded net like pattern called Wickham’s striae

Question 21

inflammation

Answer 21

body’s response to irritation