Difference between revisions of "Heart valves"

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==Normal histology==
==Normal histology==
===Aortic valve===
===Aortic valve===
General
General:
*covered by endothelium
*Covered by endothelium.
*mostly avascular (nutrients supplied by diffusion)
*Mostly avascular (nutrients supplied by diffusion).


Terminology
Terminology:
*base - closest to the aortic wall
*Base - closest to the aortic wall.
*free edge - closest to the centre of the valve/interacts with other valve cusps
*Free edge - closest to the centre of the valve/interacts with other valve cusps.


Three layers (from proximal (ventricular side) to distal (valsalva side)):<ref>PBoD P.558.</ref>
Three layers (from proximal (ventricular side) to distal (valsalva side)):<ref>PBoD P.558.</ref>
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===Mitral valve===
===Mitral valve===
===Gross===
===Gross===
*Cordae tendinae
*Cordae tendinae.


===Histology===
===Histology===