renal system quiz notes

Question 1

glucose enters the proximal convoluted tubule cells by ____
and leaves the cell by interstitial fluid by

Answer 1

sodium ion glucose symporters,
facilitated fusion

Question 2

which of the following occurs by the action of NA+ symporters in the apical membranes of tubule cells

Answer 2

reabsorption of glucose and amino acids by proximal convoluted tubule cells

Question 3

sodium ions move into principal cells of the collecting ducts by

Answer 3

diffusion

Question 4

sodium is moved out of the cells of the proximal convoluted tubule and into the interstitial fluid by

Answer 4

active transport

Question 5

reabsorption of sodium from the tubules of the nephron establishes an osmotic gradient that causes ___to move back in blood

Answer 5

water

Question 6

reabsorption of NA+

Answer 6

CL-&amp HCO3-

Question 7

the antiporter transport protein facilitates movement into tubular fluid

Answer 7

H+/NA+protein

Question 8

This symporter protein faciliates cotransport into the PCT cell

Answer 8

SLGT

Question 9

this uniporter protein facilities diffusion into pertitipular capillaries

Answer 9

GLUT2 transporter protein

Question 10

what are sodium ions necessary for

Answer 10

for generation of action potentials