The testes are not visible within the scrotal sac until approximately _____ weeks’ gestation.

Which of the following lists the correct flow of urine through the kidney?

Match the following prenatal diagnostic terms with their definition.

What forms the lateral margins of the normal thoracic cavity?

The quadruple screen evaluates all except which of the following?

In most open neural tube defects, the _____levels are elevated.

A spinal defect containing meninges and neural tissue is MOST likely to be a:

The “lemon sign and banana sign” are mostly usually associated with

A complex mass appearing on either side of the fetal neck is MOST likely to be a:

High levels of AFP indicate all except which of the following?