Chapter 11

Question 1

The most common location for coarctation to occur in utero is between:

Answer 1

the ductus arteriosus and the left subclavian artery

Question 2

All of the following are classifications of coarctation of the aorta except:

Answer 2

semiductal

Question 3

The most severe form of coarctation of the aorta is termed:

Answer 3

interruption of the aortic arch

Question 4

The most common type of interruption of the aortic arch is

Answer 4

type B

Question 5

Coarctation of the aorta results from an abdominal development of the embryological:

Answer 5

fourth and sixth aortic arches

Question 6

Preductal coarctations are the result of:

Answer 6

decresed blood flow

Question 7

What percentage of coarctations occur as an isolated anomaly?

Answer 7

32

Question 8

On ultrasonography, a useful indirect sign of coarctation is:

Answer 8

right ventricle size > left ventricle size

Question 9

What other congenital cardiac abnormality is almost always present with an interrupted aortic arch?

Answer 9

ventricular septal defect

Question 10

What other congenital cardiac abnormality has the highest association with coarctation of the aorta?

Answer 10

bicuspid aortic valve