Week 6

ANNOUNCING: The Cardiovascular Self-Test is now available in the LRC. While you are in the A.D.A.M. program, go to the "bookshelf" window above the layer list; EXAM II has questions on heart and mediastinum. While you are browsing there, the heart "books" provide an excellent review.

Sample test questions:

For each of the incomplete statements below, one or more of the completions given is correct. Choose:

A. if 1, 2 and 3 are correct

B. if 1 and 3 are corredt

C. if 2 and 4 are correct

D. if 4 only is correct

E. if all are correct

1. Positioning of the heart tube is due to:

1. cephalocaudal flexing of the embryo

2. active migration of presumptive heart mesoderm from cranial end of embryo to primitive thoracic cavity

3. transverse folding of embryo

4. connection of mesocardium to septum transversum

B

2. Tetralogy of Fallot includes:

1. pulmonary stenosis

2. overriding aorta

3. ventricular septal defect

4. atrial septal defect

A

3. The atrioventricular endocardial cushions contribute to formation of:

1. atrioventricular canals

2. interatrial septum

3. membranous portion of interventricular septum

4. muscular portion of interventricular septum

A