Ch. 309 - Malocclusion

Question 1

Cusps of posterior mandibular teeth interdigitate ahead of and inside of the corresponding cusps of the opposing maxillary teeth

Answer 1

Class I occlusion (normal)

Question 2

Buck teeth

Answer 2

Class II malocclusion

Question 3

Cusps of the posterior mandibular teeth are behind and inside the corresponding cusps of the maxillary teeth

Answer 3

Call II malocclusion

Question 4

Common occlusal disharmony found in ~45% of population

Answer 4

Class II malocclusion

Question 5

Receding chin or retrognathia

Answer 5

Class II malocclusion

Question 6

Protruding front teeth

Answer 6

Class II malocclusion

Question 7

Malocclusion at greater risks of damage to the incisors as a consequence of trauma

Answer 7

Class II malocclusion

Question 8

Underbite

Answer 8

Class III malocclusion

Question 9

Cusps of the posterior mandibular teeth interdigitate a tooth or more ahead of their opposing maxillary counterparts

Answer 9

Class III malocclusion

Question 10

Protruding chin or prognathia

Answer 10

Class III malocclusion

Question 11

Reversal of the normal position of mandibular teeth just inside the maxillary teeth

Answer 11

Crossbite

Question 12

Posterior mandibular and maxillary teeth make contact with each other, but anterior teeth still apart

Answer 12

Open bite

Question 13

T/F Open bite can result from digit sucking

Answer 13

T

Question 14

Mandibular anterior teeth occlude inside the maxillary anterior teeth in an overcooled position

Answer 14

Closed or deep bite

Question 15

T/F Growth of the jaws is mostly in the posterior aspects of the mandible and maxilla

Answer 15

T

Question 16

The greatest likelihood of success in the treatment of digit sucking occurs in cases in which

Answer 16

The child desires to stop