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aortic body
(redirected from Aortic bodies)

   Also found in: Dictionary/thesaurus, Legal, Financial, Encyclopedia, Wikipedia 0.01 sec.
aortic body
n.
One of the small bilateral structures, attached to a small branch of the aorta near its arch, and containing chemoreceptors that respond primarily to decreases in blood oxygen concentration.

aortic body,
one of several small structures on the arch of the aorta that contain neural tissue sensitive to the chemical composition of arterial blood. The aortic bodies respond primarily to large reductions in blood oxygen content and trigger an increase in respiratory rate. See also aortic-body reflex, carotid body.


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Ventilation is controlled through a series of sensors found in the lung, in the carotid and aortic bodies of the arterial system, and lining the medulla in the brain's fourth ventricle.
Enhancements to the new AAAdvantage system include: --potentially broader proximal and distal sealing areas due to longer aortic bodies, longer and larger straight iliac limbs, and flared iliac limbs and extensions --improved radiopaque markers --contoured stents These enhancements will provide greater patient applicability, help reduce the complexity of the procedure and upgrade the durability of the stent graft.
 
 
 
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