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Nephron Structure and Function Quiz

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Questions and Answers

What is the main function of the loop of Henle?

To regulate blood pressure

To reabsorb water and sodium chloride from the filtrate (correct)

To produce ATP for membrane proteins

To filter blood and produce urine

What is characteristic of the basolateral region of the distal tubules?

Simple squamous epithelia

Membrane folds with many elongated mitochondria (correct)

Extensive lumens

Presence of a brush border

What is the shape of the nephron's loop of Henle?

V-shaped

Circular

U-shaped (correct)

S-shaped

What is the function of membrane proteins in the distal tubules?

To perform active transport Signup and view all the answers

What is the difference between the distal tubules and the proximal tubules?

The distal tubules are smaller and do not have a brush border Signup and view all the answers

What is the purpose of sodium reabsorption in the nephron?

To conserve water for the organism Signup and view all the answers

What is the composition of the thin descending and ascending limbs of the loop of Henle?

Simple squamous epithelia Signup and view all the answers

What is the location of the loop of Henle?

In the medulla of the kidney Signup and view all the answers

What is the function of the mitochondria in the basolateral region of the distal tubules?

To provide ATP for membrane proteins Signup and view all the answers

What is the result of sodium reabsorption in the nephron?

Concentrated urine Signup and view all the answers