Page 198 - 84 human physiolofy part-1

Chapter 10

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?

A ) the magnetic charge of the Bowman's capsule attracts the substances
B ) the substances are actively transported into the Bowman's capsule
C ) blood pressure of the glomerulus is so great that most substances in blood move into capsule
D ) little green men force it in with their ray guns

8. What happens in tubular excretion?

A ) urine bonds are formed between the wastes
B ) wastes are diffused from the tubule
C ) wastes move into the distal convoluted tubule from the blood
D ) blood pressure forces wastes away from the kidney

9. The countercurrent exchange system includes_________and_________.

A ) glomerulus and macula densa
B ) proximal convoluted tubule and distal convoluted tubule
C ) loop of Henle and collecting tubule
D ) afferent arteriole and efferent arteriole
E ) ureters and bladder

10. The function of the loop of the nephron in the process of urine formation is:

A ) reabsorption of water
B ) production of filtrate
C ) reabsorption of solutes
D ) secretion of solutes

198 | Human Physiology