Body Cavities Development

Question 1

What is derived from dorsal mesentery?

Answer 1

Mesentary proper

Question 2

During development, what structure separates the pericardial region of the intraembryonic coelom from the developing pleural cavity?

Answer 2

Pleuropericardial membrane

Question 3

During development, which of the following structures contains the cardinal veins and phrenic nerve?

Answer 3

Pleuropericardial membrane

Question 4

What structure gives rise to the fibrous pericardium?

Answer 4

Pleuropericardial membrane

Question 5

What structure gives rise to the central tendon of the diaphragm?

Answer 5

Transverse septum

Question 6

The lumbocostal triangle of the diaphragm is derived from the:

Answer 6

Pleuroperitoneal membrane

Question 7

Myoblasts migrating into the transverse septum are derived from:

Answer 7

Cervical myotomes 3, 4 and 5

Question 8

Which of the following fails to develop completely when a newborn has a diaphragmatic hernia?

Answer 8

Lumbocostal triangle