Filtration, Reabsorption, and Secretion

What is "filtrate"?

• urine filtered by the bladder

• pre-urine filtered by the glomerulus

• blood in the capillaries

• blood entering the nephron via the afferent arteriole

Which of the following would you NOT expect to find in the filtrate?

• proteins

• glucose

• medication

• water

Which of the following is reabsorbed in the Proximal Convoluted Tubule?

• water, salts, and glucose

• medication, urea, and water

• water, salts, and urea

• proteins, glucose, filtrate

Which of the following is reabsorbed in the descending loop of Henle?

• water

• salts

• glucose

• urea

Which of the following is reabsorbed in the ascending loop of Henle?

• water

• salts

• glucose

• urea

Which of the following is reabsorbed in the collecting duct?

• water

• salts

• glucose

• urea

Which of the following would you NOT expect to find in urine?

• medication

• glucose

• urea

• salts

Which structures of the nephron are within the Zone of Filtration?

• glomerulus and Bowman's capsule

• proximal tubule, loop of Henle, distal tubule, collecting duct

• pelvis

Which structures of the nephron are within the Zone of Reabsorption?

• glomerulus and Bowman's capsule

• proximal tubule, loop of Henle, distal tubule, collecting duct

• pelvis

In which section of the kidney is the zone of filtration?

• cortex

• medulla

• pelvis

• capsule