There are 50 questions worth 2 points each. Mark the ONE BEST answer on the scantron sheet. Each day the human kidneys remove 160 liters of filtrate from the circulatory system. D. the collecting duct. D. uric acid 7.
Water diffuses out of the tubule through the walls of the ascending loop.
Sodium and chloride ions are pumped out of the tubule, and water follows. The ascending loop becomes permeable to water when ADH is present. The ascending loop pumps water molecules into the collecting duct. Goldfish die after being out of water for only a few minutes, even if wrapped in wet paper towels. The gills become dry and brittle, and gas exchange requires moist membranes.