Question: Each kidney contains about ______ nephrons ?

• 1. One million
• 2. Two million
• 3. Four million
• 4. ½ million

Question: The normal adult value of urine output________________?

• 1. 1.5 l/day
• 2. 3 l/day
• 3. 0.5 l/day
• 4. 2 l/day

Question: Amount of glucose absorbed in proximal convoluted tubule_______________?

• 1. 100%
• 2. 0%
• 3. 60%
• 4. 50%

Question: Formation of a small volume of concentrated urine in dehydration is associated with____________?

• 1. More reabsorption in the PCT
• 2. More concentration in loop of Henle
• 3. More reabsorption of DCT and collecting ducts
• 4. All of these

Question: The glomerular filtration rate of the human kidney may be determined by measuring the plasma clearance of______________?

• 1. PAH
• 2. Urea
• 3. Inulin
• 4. Glucose

Question: The kidney secrete all of the following hormones except_____________?

• 1. Renin
• 2. Erythropoietin
• 3. Vasopressin
• 4. 1,2,5 Dihydroxy cholecalciferol

Question: Carbonic anhydrase in the kidney tubular cells is known to be associated with_____________?

• 1. Urea
• 2. Chloride
• 3. Bicarbonate ion
• 4. Carbohydrate

Question: In osmotic diuresis there is_______________?

• 1. Increase in renal blood flow
• 2. Increase in glomerular filtration rate
• 3. Increase in NaCl concentration in urine
• 4. Decrease in reabsorption of Na Cl

Question: Tubular maximum for glucose is_____________?

• 1. 180 mg/dl
• 2. 325 mg/dl
• 3. 375 mg/dl
• 4. 375 mg/dl

Question: The reabsorption of sodium chloride is increased in proximal convoluted tubules by hormones secreted from______________?

• 1. Anterior pituitary
• 2. Posterior pituitary
• 3. Adrenal cortex
• 4. Adrenal medulla