1. To give or not to give lecture slides to students before I deliver the lecture? E.S.Prakash Supplement 3 – Post-test [Sample] Medical Physiology Online 2010 http://www.medicalphysiologyonline.org

2. Posttest Choose the single best answer 1. Which indicator distributes only in ICF? A. Heavy water B. Sucrose C. NaCl D. Evans blue dye E. None of the above

3. 2. Which two indicators would you be using if you had to estimate interstitial fluid volume? A. Sucrose and Evans blue dye B. Heavy water and sucrose C. Sucrose and inulin D. Evans blue dye and Cr 51 labeled RBC E. Heavy water and Evans blue dye

4. 3. Which of the following statements is incorrect? A. Fat is free of water B. The proportion of fat is higher in females C. Body fluids conduct electricity D. Lean body mass does not contain fat E. The water content of lean body mass is variable

5. 4. Intravenously administered sucrose is useful for measuring ECF volume because: A. It crosses cell membranes B. It distributes only in plasma C. It is not metabolized D. It does not distribute in interstitial fluid E. It crosses capillaries but not cell membranes

6. 5. Which of the following statements is incorrect? A. In a healthy adult weighing 50 kg, total body water is about 30 liters B. ICF volume is twice as great as ECF volume C. Interstitial fluid volume is 3 times as great as plasma volume. D. If blood volume is 4 liters and hematocrit is 50%, then plasma volume is 2.5 liters

7. Answers to Posttest Choose the single best answer 1. Which indicator distributes only in ICF? A. Heavy water B. Sucrose C. Isotonic NaCl D. Evans blue dye E. None of the above

8. 2. Which two indicators would you be using if you had to estimate interstitial fluid volume? A. Sucrose and Evans blue dye B. Heavy water and sucrose C. Sucrose and inulin D. Evans blue dye and Cr 51 labeled RBC E. Heavy water and Evans blue dye

9. 3. Which of the following statements is incorrect? A. Fat is free of water B. The proportion of fat is higher in females C. Body fluids conduct electricity D. Lean body mass does not contain fat E. The water content of lean body mass is variable

10. 4. Intravenously administered sucrose is used for measuring ECF volume because: A. It crosses cell membranes B. It distributes only in plasma C. It is not metabolized D. It does not distribute in interstitial fluid E. It crosses capillaries but not cell membranes

11. 5. Which of the following statements is incorrect? A. In a healthy adult weighing 50 kg, total body water is about 30 liters B. ICF volume is twice as great as ECF volume C. Interstitial fluid volume is 3 times as great as plasma volume. D. If blood volume is 4 liters and hematocrit is 50%, then plasma volume is 2.5 liters