Waec Model Questions Vol1 2021 Biology Question 19
Practice objective / multiple choice question 19 from the 2021 Waec Model Questions Vol1 Biology examination.
The normal plasma osmolarity of a healthy adult is about 300 mOsm/L. A patient receives an intravenous infusion of 250 mL of 5 % dextrose (D5W), which contains no solutes and therefore acts as free water. If the patient's plasma volume before the infusion is 3 L and no solutes are lost or added during the infusion, what will be the new plasma osmolarity after the infusion? Express your answer to the nearest whole mOsm/L.
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About This Question
This is Waec Model Questions Vol1 2021 Biology Question 19. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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