Chapter 28 Quiz

Quiz Content

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. Which organism has the highest concentration of potassium ions in their plasma?

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. Which structure in crayfish is analogous to the kidney?

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. Which animal has the highest osmotic U/P ratio?

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. Freshwater animals transport sodium into their body from the environment via

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. If the sodium concentration in a frog's environment were to decrease to 0.01 mM, sodium intake from the environment would

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. If the chloride concentration in a frog's environment were to decrease to 0.01 mM, chloride intake from the environment would

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. The excess protons that fish gills pump into the environment are the product of

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. In adult freshwater fish, chloride exchange with the environment occurs primarily in the

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. In adult freshwater teleosts, gas exchange occurs in the

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. Which organelle is most abundant in chloride cells?

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. If you were to decrease the calcium concentration in a freshwater fish's environment,

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. Which organism is most hyposmotic to seawater?

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. In freshwater teleosts, blood osmotic pressure is _______ mOsm _______ than the osmotic pressure of freshwater.

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. In fish, movement of sodium across the gills depends on

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. NKCCs in the mitochondria-rich cells of marine teleost are located

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. In mitochondria-rich cells of marine teleosts, chloride moves by

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. Species that are able to survive within a broad range of ambient salinity are called

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. Animals that ascend rivers from the ocean to breed are

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. Which animal has the lowest weight-specific total rate of evaporative water loss?

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. What is this figure measuring?

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. Where would you plot a goose on this figure?

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. In an experiment in which additional aquaporins are inserted onto the pelvic patch membrane of a frog, what is most likely to occur?

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