Environmental factor(s) that may contribute to the development of autism spectrum disorder include:
Respuesta
Advanced paternal age
Prolonged fever during pregnancy
Extreme prematurity
All of the above
Pregunta 2
Pregunta
Which of the following is a comorbid condition associated with autism spectrum disorder?
Respuesta
Apraxia
Seizures
Obsessive compulsive disorder
All of the above
Pregunta 3
Pregunta
The following characteristics are associated with cleidocranial dysplasia EXCEPT:
Respuesta
Hypertelorism
Brachycephaly
Hypodontia
Delayed eruption of permanent teeth
Pregunta 4
Pregunta
What speech problem is caused by velopharyngeal insufficiency in a child with cleft lip and palate?
Respuesta
Hyponasality
Hypernasality
Lateral lisp
Articulation defects
Pregunta 5
Pregunta
Each of the following is associated with Down’s syndrome EXCEPT:
Respuesta
Cardiac anomalies
Increased risk for leukemia
Increased risk of caries
Increased risk of periodontal disease
Pregunta 6
Pregunta
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.
Respuesta
Autosomal dominant
Autosomal recessive
X- linked dominant
X-linked recessive
Pregunta 7
Pregunta
Which of the following enamel defects is characterized by:
-Normal enamel thickness
-Normal enamel hardness with reduced radiographic density
-Discoloration
Respuesta
Enamel hypoplasia
Enamel hypocalcification
Enamel hypomaturation
Pregunta 8
Pregunta
What Veau classification of the cleft palate involves the soft and hard palate but not the alveolar process?
Respuesta
Class I
Class II
Class III
Class IV
Pregunta 9
Pregunta
Failure of the maxillary and medial nasal process to fuse leads to:
Respuesta
Cleft lip
Unilateral cleft palate
Bilateral cleft palate
Submucous cleft
Pregunta 10
Pregunta
Which of the following is a physical finding of a submucous cleft?
Respuesta
Bifid uvula
Palpable notching at the posterior portion of the hard palate
Zona pellucida (thin,translucent membrane)
All of the above
Pregunta 11
Pregunta
An alveolar cleft bone graft is done to:
Respuesta
GIve additional support for the teeth adjacent to the cleft