The descending portion of the aorta is not subdivided in tw segments as stated, but into thoracic and abdominal aorta. It plays a vital role in distributing oxygenated blood to different parts of the body.
False
The descending portion of the aorta is subdivided into two segments: thoracic and abdominal aorta, not tw segments. The thoracic aorta extends from the aortic arch to just above the diaphragm, while the abdominal aorta continues below the diaphragm. This division into thoracic and abdominal portions allows for different regions of the body to receive blood supply from the aorta.
The main regions of the aorta are the ascending aorta, aortic arch, and descending aorta, with the descending aorta further divided into thoracic and abdominal regions. It is crucial for the distribution of oxygenated blood to various tissues and organs throughout the body.
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