Exam III - Cardiovascular Development

Question 1

After birth, the ductus arteriosis becomes the ____________

Answer 1

ligamentum arteriosum

Question 2

I found this on my desktop… so enjoy!

Answer 2

Rabbit

Question 3

After birth, the umbilical arteries become the ___________

Answer 3

round ligaments of the bladder

Question 4

After birth, the umbilical vein becomes the ________________

Answer 4

round ligament of the liver

Question 5

šWhat cardiovascular congenital abnormalities are associated with fetal death?

Answer 5

šTransposition of the great vessels (because you don’t get to live… incompatible with life)

Question 6

Identify ‘1’ in the image shown.

Answer 6

Cardiogenic Field -

Horseshoe-shaped structure located around the anterior and lateral portions of the neural plate. This is an area of blood-forming cavities in the visceral mesoderm where hemangioblasts will eventually coalesce and form the primitive heart, blood vessels and blood cells

Question 7

The area labeled ‘12’ will eventually give rise to the __________

Answer 7

atrium

Question 8

After birth, the primitive atrium will be divided into ________________

Answer 8

left and right atria

Question 9

After birth, the primitive ventricle will be divided into ______________

Answer 9

left and right ventricles

Question 10

After birth, the truncus arteriosus divided into outflow tracts of ________________

Answer 10

aorta and pulmonary trunk