Biology 0610 · IGCSE · Osmosis

Osmosis — practice question

The cholera bacterium causes toxins to make chloride ions move 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 small intestine contents?

  • 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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