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A: Answer of the question given below...
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What is meant by “countercurrent flow” as it applies to fish gills?
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- Describe countercurrent exchange in the gills of fish. How does it increase the effectiveness of gills?How does the countercurrent exchange system increase the efficiency of gas exchange between a fish’s gills and blood?Explain what are countercurrent exchangers? Explain how are they used in the conservation of temperature. How is it used to extract oxygen in gills? How is it used to eliminate waste in the Malpighian tubules? How is a counter current multiplier used to concentrate urine in the kidney?
- Give the digrammatic representation showing scheme of single circulation in a fish?Countercurrent flow of water and blood increases the efficiency of gas exchange in ______. a. fishes c. birds b. amphibians d. all of the aboveDescribe structure of the nephron. How is the mammalian nephron capable of creating concentrated urine? How does filtration take place?