The initial breakdown product of glucose is pyruvate, a three-carbon molecule, and this process occurs in the cytoplasm of cells.

Absorbed food is used by the body for obtaining energy, building new tissues, and repairing old tissues, thereby supporting various physiological functions.

The anal sphincter regulates the exit of waste material from the body via the anus by controlling its opening and closing.

Unabsorbed food moves into the large intestine, where its walls absorb additional water from the material.

Absorbed nutrients are transported by blood vessels, which are abundantly present in the villi, to every cell of the body.