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adventitia

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adventitia /ad·ven·ti·tia/ (ad″ven-tish´e-ah)
ad·ven·ti·tia (dvn-tsh)
n.
The outermost membranous covering of an organ or structure, especially the outer coat of an artery.

adventitia
[ad′ventish′ə]
Etymology: L, adventitius, coming from abroad
the outermost layer, composed of connective tissue with elastic and collagenous fibers, of an artery or another structure.

adventitia [ad″ven-tish´e-ah]
tunica adventitia. adj., adj adventi´tial.

adventitia
the outer, connective tissue coat of an organ or structure, especially the outer coat of an artery or vein.


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Arterial walls consist of three layers: intima, media and adventitia.
Hoffman who removed adventitia and looked underneath the adventitia to make sure that the vein was intact.
Spontaneous coronary artery dissection may cause an obstruction to the blood flow by the formation of an intramural hematoma between the adventitia and the media of the vessel wall.
 
 
 
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