Chapter 09

Instructions

Choose your answers from a-d by clicking the radio button next to each choice and then press 'Submit' to get your score.

Which of the following conditions is not caused by a mutation in FGFR3?

a) Achondroplasia

b) Crouzon syndrome

c) Thanatophoric dysplasia

d) Waardenburg syndrome

Question 2

Mutations that cause achondroplasia exert an effect which can be classified as:

a) dominant negative.

b) gain-of-function.

c) haploinsufficiency.

d) loss-of-function.

Question 3

Which of the following causes female pseudohermaphroditism?

a) Androgen insensitivity

b) Campomelic dysplasia

c) Congenital adrenal hyperplasia

d) Klinefelter syndrome

Question 4

A baby born with pulmonary hypoplasia secondary to oligohydramnios caused by renal agenesis would be classified as having:

a) an association.

b) a dysplasia.

c) a sequence.

d) a syndrome.

Question 5

The proportion of babies that have an abnormality identifiable at birth is _____.

a) 1 in 10

b) 1 in 40

c) 1 in 100

d) 1 in 500