Chapter 16: The Microcirculation and Lymphatic System: Capillary Fluid Exchange, Interstitial Fluid, and Lymph Flow

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

1. Which one of the following substances in plasma does not contribute to plasma colloid osmotic pressure?
2. Globulins
3. Fibrinogen
4. Albumin
5. NaCl

ANS: D

2. A decrease in arteriole diameter would most likely result in which of the following sets of changes in a microcirculatory bed?

Interstitial Hydrostatic            Capillary Hydrostatic             Lymph

            Pressure                                   Pressure                                   Flow

1. ­                                             ­                                              ­
2. ­ ­                                              ¯
3. ­ ¯                                              ¯
4. ¯ ¯                                              ¯
5. ¯ ¯                                              ­
6. ¯ ­                                              ­

ANS: D

3. A decrease in which one of the following would tend to decrease filtration rate across a capillary wall?
4. Plasma colloid osmotic pressure
5. Hydraulic conductivity of the wall
6. Plasma albumin concentration
7. Interstitial hydrostatic pressure
8. Arteriole resistance

ANS: B

4. Utilizing the data below, calculate the filtration coefficient for the capillary bed. (in mL/min/mmHg):

Plasma colloid osmotic pressure = 30

Capillary hydrostatic pressure = 40

Interstitial hydrostatic pressure = 5

Interstitial colloid osmotic pressure = 5

Filtration rate = 150 mL/min

Venous hydrostatic pressure = 10 mmHg

1. 10
2. 15
3. 20
4. 25
5. 30

ANS: B

5. An increase in which one of the following would tend to decrease lymph flow?
6. Hydraulic conductivity of the capillary wall
7. Plasma colloid osmotic pressure
8. Capillary hydrostatic pressure
9. Precapillary arteriole diameter
10. Interstitial colloid osmotic pressure

ANS: B