lala

Question 1

. It has an extremely thin enamel and dentin surrounding an enlarged
radiolucent pulp.

Answer 1

REGIONAL ODONTODYSPLASIA (GHOST TEETH)

Question 2

An accessory cusp located on the lingual surface that resembles an eagle’s
talon.

Answer 2

TALON CUSP

Question 3

. The teeth mostly missing are the last teeth of each series.

Answer 3

hypodontia

Question 4

. The tooth is faced at an angle towards the front of your mouth.

Answer 4

Mesial Impaction

Question 5

. An accessory cusp that takes the form of fifth cusp.

Answer 5

CUSP OF CARABELLI (CARABELLI TUBERCLE)

Question 6

The generalized pattern shows the teeth as small and maybe white, yellow, or brown and the enamel is quite thin.

Answer 6

Hypoplastic

Question 7

. This refers to six or more missing teeth.

Answer 7

Oligodontia

Question 8

The defect occurs in the initial stages of enamel formation where the
enamel may have a normal thickness but the tooth is too soft.

Answer 8

Hypocalcified

Question 9

. A genetic syndrome that is characterized by the formation of colorectal
polyps and increases the risk of colorectal cancer.

Answer 9

Gardner’s syndrome -

Question 10

The loss of tooth structure from mechanical wear from the friction of a foreign body on a tooth surface.

Answer 10

ABRASION

Question 11

. A congenital absence of teeth because of failure of development of tooth.

Answer 11

ANODONTIA

Question 12

The teeth is angulated towards the back of your mouth.

Answer 12

Distal Impaction

Question 13

A kind of fusion that occurs after root formation has been completed and the teeth is united by their cementum

Answer 13

CONCRESCENCE

Question 14

These are additional number of teeth, over and above the usual number for the dentition.

Answer 14

Supernumerary Teeth

Question 15

. These teeth are always 0.5 mm or more below the intact marginal ridges of
the adjacent teeth.

Answer 15

SUBMERGED TEETH

Question 16

. The crowns are of normal size and shape but have large and rectangular
bodies.

Answer 16

TAURODONTISM

Question 17

This is the incomplete division of a single tooth bud that makes the tooth have two crowns or a large crown partially separated.

Answer 17

GEMINATION

Question 18

A tooth that occurs in the anterior maxilla mostly between the central incisors that is also a major cause of diastema.

Answer 18

MESIODENS

Question 19

An X-ray of the affected area typically show teeth with short roots and open
ends.

Answer 19

. REGIONAL ODONTODYSPLASIA (GHOST TEETH)

Question 20

. This is the abnormal angulation or bend in the root of a tooth.

Answer 20

DILACERATION

Question 21

The removal of these kinds of impactions will depend on the degree of the angle and in most cases, dentists will wait a year or two before deciding on whether or not the tooth should be removed.

Answer 21

Distal Impaction

Question 22

The teeth are larger than the average teeth and are more common in males.

Answer 22

MACRODONTIA / megadontia

Question 23

These kinds of impactions in most cases lead to a partial eruption of the tooth.

Answer 23

Mesial Impaction

Question 24

. An anomaly where two permanent teeth have exchanged their positions in the same dental arch.

Answer 24

TRANSPOSED TEETH

Question 25

The union of two or more adjacent tooth germs that is mostly seen in the mandibular anterior teeth usually the lateral incisor and canine

Answer 25

FUSION (SYNODONTIA)

Question 26

This kind of anomaly only affects a single tooth in the dental arch.

Answer 26

FOCAL MICRODONTIA

Question 27

This kind of anomaly affects all the teeth in the dental arch.

Answer 27

Microdontia / generalized microdontia

Question 28

In this kind of anomaly, the canine is the most often involved, interchanging its position with the first premolar.

Answer 28

TRANSPOSED TEETH

Question 29

This is an ectopic mass of enamel usually found at the furcation area of roots.

Answer 29

ENAMEL PEARL

Question 30

An invagination or deepening of the calcified layers of a tooth into the body of the tooth.

Answer 30

DENS IN DENTE (DENS INVAGINATUS, DILATED COMPOSITE ODONTOME)