Question

Blood cells are isotonic with 0.9% sodium chloride solution. What happens if we place blood cells in a solution containing; 

(a) 7.2% sodium chloride solution ? 

(b) 0.4% sodium chloride solution ?

Answer 1

(a) If we place blood cells in solution containing 1.2% sodium chloride solution, they shrink.

(b) If we place blood cells in solution containing 0.4% sodium chloride solution, they swell.