Indicate whether each statement is true or false:
1. Water can move either direction across the wall of the small intestine; osmotic gradients across the epithelium determine the direction of its movement.
2. Because of the osmotic gradient produced as nutrients are absorbed in the small intestine, nearly all water that enters by way of the oral cavity, stomach, or intestinal secretions is excreted.
3. Potassium, calcium, chloride, magnesium and phosphate ions all move passively through the intestinal wall of the duodenum and jejunum following positively charged sodium ions.
a. True
b. False
Answers: 2
Other questions on the subject: Chemistry
Chemistry, 22.06.2019 13:30, richardwalker8ourhg2
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum
Answers: 1
Chemistry, 22.06.2019 16:10, 00015746
Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
Answers: 2
Do you know the correct answer?
Indicate whether each statement is true or false:
1. Water can move either direction across the wal...
Questions in other subjects:
