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hyperemia (hI-per-e´me-a)

The presence of an increased amount of blood in a part or organ. See also congestion. [hyper- + G. haima, blood]
active h. h. due to an increased afflux of arterial blood into dilated capillaries.arterial h., fluxionary h;
arterial h. active h
Bier's h. obsolete term for h. produced by Bier's method (2) .
collateral h. increased blood flow through abundant collateral channels when the circulation through the main artery to a part is arrested, as when the blood supply to one lung or to a portion of it is occluded the blood flow to the other lung or portion of a lung is increased.
constriction h. obsolete term for h. produced by Bier's method (2) .
fluxionary h. active h
passive h. h. due to an obstruction in the flow of blood from the affected part, the venous radicles becoming distended.venous h;
peristatic h. peristasis
reactive h. h. following the arrest and subsequent restoration of the blood supply to a part.
venous h. passive h


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