LON-CAPA Nutrition Quiz

The Quiz

1. Where does most of the absorption of nutrients occur in the human digestive tract?

in the mouth
in the large intestine
in the stomach
in the small intestine

2. Where does most CHEMICAL digestion occur in the human digestive tract?

in the mouth
in the large intestine
in the stomach
in the small intestine

3. The lining of the stomach is protected from acid and pepsin by

the flushing action of the small intestine
a thick layer of alkaline mucus
the inactive precursor, pepsinogen
the negating effect the two protein-disassemblers have on each other

4. Bile salts are produced in the

gall bladder
pancreas
liver
duodenum

5. How do the large intestine and the small intestine differ?

The large intenstine has villi; the small intestine does not.
The small intestine processes chyme; the large intestine does not.
The small intestine is directly involved in chemical digestion of food; the large intestine is not.
The large intestine has a lumen; the small intestine does not.

6. Under normal conditions, the small intestine secretes about

one liter of intestinal juice per day
two to three liters of intestinal juice per day
one liter of intestinal juice per 48 hour period
four to five liters of intestinal juice per day

Correct the quiz.