8 Electrolytes

Question 1

The fluid absorbed in the intestines is

Answer 1

Isosmotic

Question 2

What is the major site of absorption for Na

Answer 2

Jejunum

Question 3

In the intestines _____ goes to the lumen while _____ goes into the blood

Answer 3

H; HCO3

Question 4

Which intestine has more paraceulluar movement?

Answer 4

Small; Large has tight junctions

Question 5

Net absorption in the ileum is? jejunum?

Answer 5

NaCl; NaHCO3

Question 6

Like the kidney, LI Na absorption is controlled by

Answer 6

Aldosterone

Question 7

Colon has net

Answer 7

Na absorption and K secretion

Question 8

Due to the set up of the colon, diarrhea can result in

Answer 8

Hypokalemia

Question 9

What causes increased secretion of Cl in crypt cells

Answer 9

ACh and VIP

Question 10

How does Cholera work

Answer 10

Uses Gαs to stimulate cAMP which opens these cryptal Cl channels

Question 11

Diarrhea causes a large loss of what electrolyte? What can this cause

Answer 11

HCO3; hypercholremic metabolic acidosis with normal anion gap

Question 12

Lactase deficiency causes what kind of diarrhea

Answer 12

Osmotic