Page 195 - 86 human physiology part-2

Chapter 20

The Urinary System

1.While reading a blood test I notice a high level of creatinine, I could assume from this that

A) There is a possibility of a UTI
B) There is a possibility of diabetes
• C) There is a possibility of kidney failure
D) There is nothing wrong, this is normal

2.Direct control of water excretion in the kidneys is controlled by

• A) Anti-diuretic hormone
B) The medulla oblongata
C) Blood plasma
D) Sodium amounts in the blood

3. Nephrons

A) Eliminate wastes from the body
B) Regulate blood volume and pressure
C) Control levels of electrolytes and metabolites
D) Regulate blood pH
• E) All of the above

4. If I am dehydrated, my body will increase

A) ATP
B) ADP
C) Diluted urine
• D) ADH

5.Which part of the nephron removes water, ions and nutrients from the blood?

A ) vasa recta
B ) loop of henle
C ) proximal convuluted tubule
• D ) peritubular capillaries
E ) glomerulus

6.Kidneys have a direct effect on which of the following

A ) Blood pressure
B ) How much water a person excretes
C ) Total blood volume
D ) pH
• E ) all of the above

7. Why do substances in the glomerulus enter the Bowman's capsule?

410 | Human Physiology