Environmental factor(s) that may contribute to the development of autism spectrum disorder include:

Which of the following is a comorbid condition associated with autism spectrum disorder?

The following characteristics are associated with cleidocranial dysplasia EXCEPT:

What speech problem is caused by velopharyngeal insufficiency in a child with cleft lip and palate?

Each of the following is associated with Down’s syndrome EXCEPT:

Which of the follow inheritance patterns is characterized by the following:
-The phenotype occurs in successive generations and shows vertical inheritance.
-On average, 50% of the offspring of an affected parent will also be affected.
-Males and females are equally affected.

Which of the following enamel defects is characterized by:
-Normal enamel thickness
-Normal enamel hardness with reduced radiographic density
-Discoloration

What Veau classification of the cleft palate involves the soft and hard palate but not the alveolar process?

Failure of the maxillary and medial nasal process to fuse leads to:

Which of the following is a physical finding of a submucous cleft?

An alveolar cleft bone graft is done to: