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汉语拼音：zhǔ dòng mài

也叫大动脉。人体内最粗大的动脉管，是体循环的主干。从左心室发出，向上弯成弓状，再沿脊柱下行，在胸、腹腔内分出很多较小的动脉。

1. 人体内最粗大的动脉管，从心脏的左心室发出，向上向右再向下，略呈弓状，再沿脊柱向下，在胸腔和腹腔内分出很多较小的动脉。它是向全身输送血液的主要导管。也称大动脉。

• The abdominal aorta is normally smaller than the thoracic aorta.

  腹主动脉一般比胸主动脉小.

• Blood poured from the main artery of the thigh.

  血从大腿的主动脉涌出.

• The arterial pulse pressure in aortic insufficiency is widened.

  主动脉瓣闭锁不全时脉搏压变宽.

• Sudden deceleration may also result in shearing injury to the intima of the aorta.

  突然减速也可能造成主动脉内膜的剪式裂伤.

• Valvular heart disease, usually aortic and mitral insufficiency, can complicate a variety of systemic diseases.

  瓣膜性心脏病, 以主动脉瓣及二尖瓣闭锁不全为最常见, 可使各种全身性疾病变得复杂.

• The most common causes are aortic or pulmonic valve regurgitation.

  最常见的原因是主动脉瓣或肺动脉瓣反流.

• The aortic valve is found between the left ventricle and aorta.

  主动脉瓣位于左心室和主动脉之间.

• All patients received aortic valve and ascend aorta replacement.

  均在体外循环下行主动脉瓣和升主动脉置换.

• MPR, CPR, VR, SSD, and MIP are useful in evaluating aortic dissection.

  MPR和CPR对主动脉夹层显示的最好, VR和SSD次之, MIP最差.

• Methods: From 1990 ot 2002,4 infants with aortopulmonary window underwent surgical correction.

  方法从1990年到2002年,有四例婴儿接受主动脉肺动脉窗手术矫正.

• The blood can dissect up or down the aorta.

  血液可沿主动脉向上或向下剥离动脉.

• Is measuring blood pressure the humerus artery that measures it or aorta?

  测量血压是测量它的肱动脉还是主动脉?

• The aorta is the largest artery in the body.

  主动脉是人体中的最大动脉.

• Vertebroplasty aortic elastic membrane and submucosal invasion withstand a certain role.

  主动脉弹力膜与椎体粘膜浸润有一定抵御作用.

• A small segment of aorta is seen between the normal, smooth - surfaced kidneys.

  表面光滑的正常两肾间,可见一小段主动脉.