A Saline Solution Is Administered Intravenously to Patients Who Cannot

question 96

Multiple Choice

A saline solution is administered intravenously to patients who cannot take fluid orally and are in danger of dehydration. The osmotic pressure of this solution must match that of blood to prevent hemolysis or crenation of blood cells. What mass of sodium chloride (58.44 g/mol) is needed to produce 100.0 mL of saline solution with an osmotic pressure of 7.83 atm at a body temperature of 37°C?

• A) 0.899 g
• B) 8.99 g
• C) 18.0 g
• D) 1.80 g
• E) 0.450 g

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A blood test for syphilis that detects antibodies produced against components of damaged cells.