Countercurrent exchange is evident in the flow of _. countercurrent exchange is evident in the flow of _. blood in the dorsal vessel of an insect and that of air within its tracheae water across the gills of a fish and the blood within those gills air within the primary bronchi of a human and the blood within the pulmonary veins water across the skin of a frog and the blood flow within the ventricle of its heart

Question

08-03-2018
Biology

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Countercurrent exchange is evident in the flow of _. countercurrent exchange is evident in the flow of _. blood in the dorsal vessel of an insect and that of air within its tracheae water across the gills of a fish and the blood within those gills air within the primary bronchi of a human and the blood within the pulmonary veins water across the skin of a frog and the blood flow within the ventricle of its heart

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jamuuj jamuuj · Answer 1 · 2018-03-17T16:53:37+01:00

Countercurrent exchange is evident in the flow of water across the gills of a fish and the blood within those gills. Countercurrent exchange is a mechanism occurring in nature and mimicked in industry and engineering, in which there is a crossover of some property, usually heat or component, between two flowing bodies flowing in opposite directions to each other. Biological countercurrent systems may be downhill exchanges and hairpin multipliers.