Renal Function

Question 1

The proximal tubule functions to

Answer 1

Reabsorb 75% of salt in water

Question 2

Renin released by the kidney is stimulated by a decrease in

Answer 2

Extracellular fluid volume or pressure

Question 3

ADH acts on

Answer 3

Collecting duct and distal convoluted tubule

Question 4

The set of results that most accurately reflects severe renal disease is

Answer 4

Serum creatinine of 3.7, creatinine clearance of 44, BUN of 88

Question 5

The final concentration of the urine is determined within the

Answer 5

Collecting duct

Question 6

Creatinine clearance results are corrected using a patient’s body surface area to account for differences in

Answer 6

Muscle mass

Question 7

A patient with glomerulonephritis would present with which of the following

Answer 7

An increased BUN

Question 8

The measurement of cystatin c, a small protein produced by nucleated cells, is useful for

Answer 8

Detecting in early decrease in kidney function

Question 9

Aldosterone is secreted by ________ and is responsible for the reabsorption of ________ and excretion of ________

Answer 9

Adrenal cortex, Na, K

Question 10

Without the aid of a hormone, the distal convoluted tubule is normally impermeable to

Answer 10

Water