BASIC TERMINOLOGIES

Question 1

This is defined as the study of the development,
morphology, function, and identity of each
of the teeth in the human dentitions, as
well as the way in which the teeth relate in
shape, form, structure, color, and function
to the other teeth in the same dental arch
and to the teeth in the opposing arch.

Answer 1

Dental anatomy

Question 2

This is all of the teeth in the mouth together.

Answer 2

Dentition

Question 3

What are the two types of dentition?

Answer 3

Primary dentition and Permanent dentition

Question 4

This is the one we have during childhood.

Answer 4

Primary dentition

Question 5

This is the one that we will hopefully last throughout our adulthood.

Answer 5

Permanent dentition

Question 6

This is the teeth in the upper jawbones (called the maxillae).

Answer 6

Maxillary arch

Question 7

This is teeth in the lower jawbone (called the mandible)

Answer 7

Mandibular arch

Question 8

This contains one fourth of all teeth in that dentition.

Answer 8

Quadrant

Question 9

These are the teeth in the front of the mouth, specifically, the incisors and the canines

Answer 9

Anterior teeth

Question 10

These are the teeth are in the back of the mouth, specifically, the premolars and the molars.

Answer 10

Posterior teeth

Question 11

This is the surface toward the face, that is, the surface of a tooth in the mouth resting against or next to the cheeks or lips.

Answer 11

Facial, buccal, and labial.

Question 12

This is the surface of a maxillary or mandibular tooth nearest the tongue

Answer 12

Palatal and lingual

Question 13

What are the 2 proximal surfaces?

Answer 13

Mesial and Distal

Question 14

This is the surface closer to the midline.

Answer 14

Mesial

Question 15

This is the surface farther from the midline.

Answer 15

Distal

Question 16

This is the chewing surface of a posterior tooth.

Answer 16

Occlusal

Question 17

This is the Anterior teeth (incisors and
canines) do not have an occlusal surface but
do have a cutting incisal edge or ridge.

Answer 17

Incisal

Question 18

This is normally present in a child from the ages of about two to six years.

Answer 18

Primary dentition

Question 19

How many teeth are there in primary dentition?

Answer 19

20 teeth

Question 20

How many teeth are there in each quadrant of primary dentition?

Answer 20

5 teeth

Question 21

What is the other term for primary dentition?

Answer 21

Deciduous dentition

Question 22

What are the 3 classes of teeth in primary dentition?

Answer 22

Incisor, canine, and molars

Question 23

How many teeth are there in permanent dentition?

Answer 23

32 teeth

Question 24

How many teeth are there in each quadrant of permanent dentition?

Answer 24

8 teeth

Question 25

What are the 4 classes of teeth in permanent dentition?

Answer 25

Incisors, canines, premolars, and molars

Question 26

This is the bony socket of a tooth.

Answer 26

Alveolar

Question 27

This is the junction of two or more surfaces.

Answer 27

Angle

Question 28

This is the two surfaces.

Answer 28

Line angle

Question 29

This is the three surfaces.

Answer 29

Point angle

Question 30

This is an outstanding or unusual variation in form.

Answer 30

Anomaly

Question 31

This is the small spot or area on the mesial and distal surfaces of a tooth which, when teeth are in good alignment touches the adjacent teeth in the same arch.

Answer 31

Contact area

Question 32

This is the highest point of a curve, referring to the greatest convexity or bulge on the facial and lingual surfaces of a crown.

Answer 32

Crest of curvature

Question 33

This is a V-shaped space between the proximal surfaces of two adjoining teeth in contact.

Answer 33

Embrasure

Question 34

This is a cleft or crevice in a tooth surface as a result from the imperfect fusion of the enamel of adjoining cusps or lobes.

Answer 34

Fissure

Question 35

This is a rounded or angular depression on the surface of a tooth.

Answer 35

Fossae

Question 36

This is a linear depression on the surface of a tooth.

Answer 36

Grooves

Question 37

This is a major division of a tooth believed to be formed during development.

Answer 37

Lobe

Question 38

This is a rounded or conical prominence on the incisal ridge of a newly erupted incisor.

Answer 38

Mamelon

Question 39

This is a sharp, pin-point depression usually located at the junction of two or more intersecting developmental grooves or at the termination of a single developmental groove.

Answer 39

Pit

Question 40

This is a depression extending longitudinally on the mesial or distal surface of a tooth.

Answer 40

Proximal root concavity

Question 41

This is a linear elevation on the surface of a tooth.

Answer 41

Ridge

Question 42

This is an imaginary line passing through the geometric center of the root parallel to its long axis

Answer 42

Root axis line

Question 43

This is an elongated valley in the surface of a tooth formed by the inclines of adjacent cusps or ridges which meet an angle.

Answer 43

Sulcus

Question 44

This is an imaginary divisions of a tooth crown or root.

Answer 44

Thirds

Question 45

This is a slightly rounded elevation on the surface of a tooth.

Answer 45

Tubercle

Question 46

This is a deviation from a normal characteristic.

Answer 46

Variation