Q.For most animals, digestion of food occurs: a. in the cytoplasm of intestinal mucosal cells. b....

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Biology

Q.For most animals, digestion of food occurs:
a. in the cytoplasm of intestinal mucosal cells. b. in the oralcavity.
c. in the coelomic body cavity.
d. in the lumen of the digestive tract.
e. in the crop.
Q. The primary effects of glucagon include:
a. stimulating glucose uptake into cells.
b. stimulating muscle cells to synthesize glycogen.
c. controlling blood glucose in the absence of insulin.
d. stimulating cells to store energy as fat.
e. all of the above.
Q.How does sodium co-transport facilitate glucoseabsorption?
a. active transport of sodium aids in salt uptake.
b. when sodium diffuses into cells, the carrier also binds aglucose molecule.
c. when sodium is pumped into cells, glucose moves out of thecells.
d. sodium and glucose both diffuse into cells from the lumen of thegut.
e. glucose is actively transported into the gut.

Answer & Explanation Solved by verified expert

3.6 Ratings (333 Votes)

The answer to the first question is d in the lumen of the digestive tract Digestion of food includes breaking down of complex molecules in the food including carbohydrates proteins and fats into simpler molecules by the digestive enzymes These simpler molecules can then be absorbed into the system The digestive tract include the mouth esophagus See Answer

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