As the Aorta Extends Posteriorly Beyond the Diaphragm, It Is

Question

As the aorta extends posteriorly beyond the diaphragm, it is called the ________.
A) thoracic aorta
B) abdominal aorta
C) aortic arch

Accepted Answer

The abdominal aorta is the portion of the aorta that extends posteriorly beyond the diaphragm and into the abdominal cavity. The thoracic aorta refers to the portion of the aorta located within the thoracic cavity, while the aortic arch is the curved portion of the aorta that extends upward from the heart.