Biology 0610 · IGCSE · Osmosis

Osmosis — practice question

The cholera bacterium releases toxins that make chloride ions move out into the small intestine. What immediate effect does this have on the water potential of the blood in the intestinal capillaries, and on the water potential of the material inside the small intestine?

  • Ablood in capillaries lowered; contents of small intestine lowered
  • Bblood in capillaries lowered; contents of small intestine raised
  • Cblood in capillaries raised; contents of small intestine lowered
  • Dblood in capillaries raised; contents of small intestine raised

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