Digestion Refers to The

Question

Digestion refers to the
A) progressive dehydration of indigestible residue.
B) input of food into the digestive tract.
C) release of substances into the lumen of the gut.
D) absorption of nutrients in the gut.
E) breakdown of food into particles small enough to cross epithelial cells.

Accepted Answer

Digestion is the breakdown of food into particles small enough to cross the epithelial cells and be absorbed into the bloodstream. This process involves the mechanical and chemical breakdown of food in the digestive tract.