Which of the Following Statements About Human Digestion is True

Question

Which of the following statements about human digestion is true?
A)We are able to directly absorb most large nutrient molecules such as starch.
B)We must process nutrients in order to absorb them.
C)The absorptive surface of our gut lets all materials pass through it into the bloodstream.
D)The human gut is able to absorb complex proteins easily.

Accepted Answer

In order to absorb nutrients, our body must break them down into smaller molecules that can be transported into the bloodstream. This process starts in the mouth with mechanical and chemical digestion and continues through the stomach and small intestine. Therefore, statement B is true, while the other statements are false.