Histophysiology Exam 4

True or false: In order to be absorbed, electrolytes and minerals must be in solution and in free ionized form.

• True

• False

What cells do the bulk of absorption?

• Villus cells

• Crypt Cells

• Paneth Cells

• G cells

Chloride tends to be co-transported with _____ across villus cells.

• Sodium

• Potassium

• Hydrogen

• Sugars and Amino Acids

Where does most chloride get paracellularly absorbed at?

• Upper duodenum

• Lower duodenum

• Upper jejunum

• Lower Jejunum

The bulk of potassium absorption is accomplished using the ______.

• NKCC2 Co-transporter

• Cl- Co-transport

• Active K Channel Pump

• Paracellular Pathway

True or false: most of the sodium being absorbed in the duodenum is from the diet.

• True

• False

_____ secrete chloride, sodium, and water.

• Villus cells

• Crypt cells

• M cells

• Goblet cells

True or false: When crypt cells secrete Cl, Na is drawn by negative charge and water follows.

• True

• False

True or false: Larger solutes are less likely to participate in solvent drag than small solutes.

• True

• False

The bulk of what the large intestine does is produce ______.

• Mucous

• Chloride

• Sodium

• Water