After the first breath at birth, what causes the closure of the foramen ovale?

After the first breath at birth, what causes the closure of
the foramen ovale?

Question Posted / biomaster

After the first breath at birth, what causes the closure of the foramen ovale?..

Answer / biomaster

A decrease resistance in pulmonary vasculature causes
increased left atrial pressure vs. right atrial pressure.

Is This Answer Correct ?

0 Yes

0 No

More Anatomy Interview Questions

The recurrent laryngeal nerve arises from what cranial nerve and supplies what muscles?

What is the course of an indirect inguinal hernia?

CN XI passes through what 'hole'?

What percentage of leucocytes exist as neutrophils in the blood?

What is a lymph node and Include information on structural components?

What hormones are involved in the urinary system and what do each of them do?

How does a cleft lip form?

What embryonic structure does the median umbilical ligament come from?

What is another name for macula adherens?

What does CD stand for?

Describe the immune response stimulated via Peyer's patches.

Does the dorsal root ganglion arise from neural crest (ectoderm), mesoderm, or endoderm?

For more Anatomy Interview Questions Click Here