Development L16 - Dental anomalies

Question 1

name the condition: is defined as the developmental absence of one or more teeth excluding the third molars

Answer 1

Hypodontia

Question 2

name the condition: rare condition where more than 6 primary or permanent teeth are absent

Question 3

name the condition: are odontostomatologic anomaly characterized by as the existence excessive number of teeth in relation to the normal dental formula

Answer 3

Supernumerary teeth

Question 4

name the condition: characterised by very small teeth. condition is usually characterised by peg shaped laterals

Answer 4

microdontia

Question 5

name the condition: Abnormal shaped tooth resulting from fusion of two separate tooth germs

Answer 5

double teeth

Question 6

name the condition: a tooth within a tooth

Answer 6

dens in dente

Question 7

name the condition: a rare dental anomaly. It develops before the teeth have calcified, usually because of evagination, a process during which the developing tooth develops an outgrowth on the tongue side of the tooth

Answer 7

talon cusp

Question 8

name the condition: is a disorder of tooth development. This condition causes teeth to be unusually small, discolored, pitted or grooved

Answer 8

Amelogenesis imperfecta

Question 9

name the condition: is a condition characterized by teeth that are translucent and discolored (most often blue-grey or yellow-brown in color). Individuals with this disorder tend to have teeth that are weaker than normal, which leads to wear, breakage, and loss of teeth

Answer 9

Dentinogenesis imperfecta

Question 10

name the condition: Developmental defect in enamel structure • Typically primarily first permanent molars and central incisors • Some debate as to whether lesions on primary second molars or permanent second molars included

Answer 10

Molar Incisor Hypomineralisation

Question 11

name the condition: is a cosmetic condition that affects the teeth. It’s caused by overexposure to fluoride during the first eight years of life. This is the time when most permanent teeth are being formed

Answer 11

Fluorosis

Question 12

name the condition: is an abnormal bend in the root or crown of a tooth

Answer 12

Dilaceration tooth

Question 13

• The lower incisor edges occlude with the upper central incisor central plateaus

best describes which class

Answer 13

Class 1 incisor relationship

Question 14

The lower central incisor edges sit posteriorly relative to the upper central incisor central plateaus.

• The upper central incisors are either proclined, or of an average inclination.
• There is often an increased overjet

the above best describes which class

Answer 14

class two division 2 incisor relationship

Question 15

The lower central incisor edges sit posteriorly relative to the upper central incisor central plateaus.

• The upper central incisors are retroclined
• There is often a minimal overjet

the above best descrives which class

Answer 15

class 2 division 2 incisor relationship

Question 16

The lower central incisor edges sit anteriorly relative to the upper central incisor central plateaus.

• The overjet is reduced or reversed

the above best describes which class

Answer 16

class 3 incisor relationship