Biology 0610 · IGCSE · Osmosis

Osmosis — practice question

The cholera bacterium releases toxins that make chloride ions be secreted into the small intestine. What effect does this have on the water potential of the blood in the intestinal capillaries and of the intestinal 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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