2021年10月20日 · The ascending aorta is the first part closest to your heart. This portion has two small branches. These are the major coronary arteries that supply oxygen-rich blood to the heart muscle. The aorta is the pipe that helps oxygenated blood get from your heart to every part of your body — from your brain to your digestive tract.

2024年10月9日 · Hello everyone, I’ve recently discovered from a lung scan that my ascending aorta is dialated to 3.9cm. No one seems too excited about this but I am very worried. Two years ago I had an echo and the report at that time says my aortic root was 3.2cm and my ascending aorta measured 3.74 cm. My drs.

The only branches of the ascending aorta are the two coronary arteries which supply the heart; they arise near the commencement of the aorta from the aortic sinuses which are opposite the …

2021年10月14日 · An ascending aortic aneurysm is a weak spot in the top part of your aorta, which is the main artery in your body. The aneurysm bulges outward, and may cause your blood vessel wall to tear or break open. It’s a life-threatening condition. About 60% of all aneurysms in the thoracic aorta (in your chest) affect the ascending aorta.

升主動脈 （Aorta ascendens）為 主動脈 與 左心室 交接的部分，始於第三肋間軟骨下緣，並沿胸骨左半邊上行。 升主動脈有 左冠狀動脈 和 右冠狀動脈 兩分支，供應心臟養分，之後主幹會接至 主動脈弓。 本動脈長約5厘米（2.0英寸）左右，離開左心室後會沿前上方行，之後延心軸方向上行至右方。 本條目包含來自屬於 公共領域 版本的《格雷氏解剖學》之內容，而其中有些資訊可能已 …

3 天之前 · The aorta can be divided into four sections: the ascending aorta, the aortic arch, the thoracic (descending) aorta and the abdominal aorta. It terminates at the level of L4 by bifurcating into the left and right common iliac arteries. The aorta classified as a large elastic artery, and more information on its internal structure can be found here.

2008年7月8日 · Syphilitic aneurysms, once the predominant cause of ascending aneurysms, are exceedingly rare today. In the present review, we will discuss these pathological conditions as well as operative techniques and outcomes after medical and operative therapy.

2023年10月30日 · It is the largest artery in the body, with its largest diameter being approximately 4 cm at the aortic root decreasing with distance; being about 3.5 cm in the ascending aorta, and about 2.5 cm in the abdominal aorta. The main function of the aorta is to transmit oxygenated blood from the heart to the rest of the body.

2023年10月30日 · Only two arteries originate from the ascending aorta: the left and right coronary arteries. The coronary arteries arise just superior to the aortic semilunar valve and are …

The ascending aorta is the primary conduit for blood flow and the largest artery in the body. The ascending aorta contains 3 tissue layers, the intima lined by a single layer of endothelial cells, the elastic media, and the largely collagenous adventitia.