Urinary Review

Question 1

After filtrate is produced it travels through a number of structures. Put these into the correct order, beginning at the glomerulus.

Answer 1

1. glomerular capsule
2. Proximal convoluted tube
3. Descending limb of nephron loop
4. Ascending limb of nephron loop
5. Distal convoluted tube
6. Collecting duct
7. Major calyx
8. Ureters
9. Bladder
10. Urethra

Question 2

The male urethra is

Answer 2

longer than the female urethra

Question 3

The right ureter is shorter than the left ureter.

Answer 3

True

Question 4

What is the renal threshold?

Answer 4

The maximum amount of a substance in the plasma that the kidneys can reabsorb

Question 5

What percentage of the filtrate produced by the kidneys is reabsorbed into the blood stream?

Answer 5

99%

Question 6

An increase in ADH causes

Answer 6

more water to be reabsorbed in the DCT and the collecting duct

Question 7

Podocytes are best described as

Answer 7

cells that make up the visceral layer of the glomerular capsule that form one part of the filtration membrane

Question 8

What happens as a result of renin being released? Select ALL answers that are correct.

Answer 8

•water is reabsorbed in the DCT and CD
•adrenal glands secrete aldosterone
•you become thirsty
•smooth muscle in the walls of the efferent arteriole constricts