During amniocentesis

A. a needle removes cells from the fetus.
B. a piece of the placenta is snipped off and examined for abnormal cells.
C. blood is removed from a woman's arm and fetal cells isolated and their chromosomes karyotyped.
D. fetal fibroblasts in amniotic fluid are cultured and a karyotype constructed.


Answer: D

Anatomy & Physiology

You might also like to view...

The muscle that extends the forearm when doing push-ups is the

A) deltoid. B) pectorals. C) brachialis. D) triceps. E) biceps.

Anatomy & Physiology

Answer the following statements true (T) or false (F)

1. Repolarization occurs just before contraction. 2. The QRS complex usually hides the repolarization of the atria. 3. A patient with a very unusual P wave is more seriously ill than a patient with a very unusual QRS complex. 4. Veins always carry blood back to the heart. 5. Veins always carry oxygen-poor blood.

Anatomy & Physiology

The epidural space contains

A) cerebrospinal fluid. B) lymph. C) blood. D) connective tissue and blood vessels. E) denticulate ligaments.

Anatomy & Physiology

The rhythmic contractions and relaxations of the inspiratory muscles are dependent upon spontaneous depolarizations of the diaphragm

Indicate whether the statement is true or false.

Anatomy & Physiology