Question : Recall that 0.9% NaCl and 5% glucose solutions are isotonic to human erythrocytes. Indicate whether each of the following solutions is hypertonic, hypotonic or isotonic. Suggest what type of changes will occur in erythrocytes when placed in : (a) 5% NaCl (b) 5% Glucose (c) 0.8% NaCl (d) 0.2% Glucose (e) 10% Glucose (t) 0.2% NaCl.

Question : Recall that 0.9% NaCl and 5% glucose solutions are isotonic

1.	Question : Recall that 0.9% NaCl and 5% glucose solutions are isotonic to human erythrocytes. Indicate whether each of the following solutions is hypertonic, hypotonic or isotonic. Suggest what type of changes will occur in erythrocytes when placed in : (a) 5% NaCl (b) 5% Glucose (c) 0.8% NaCl (d) 0.2% Glucose (e) 10% Glucose (t) 0.2% NaCl.
Answer» Solution :(a) HYPERTONIC, crenations on RBCS. (b) Isotonic, no change. (C) Hypotonic, swollen RBCs. (d) Hypotonic, bursting of RBCs. (E) Hypertonic, crenations on RBCs. Hypotonic, bursting of RBCs