Bile salts are poured into the alimentary canal where they are necessary for the absorption of

Read carefully the following statements regarding the absorption of nutrients. Find the incorrect statements and choose the correct option from the given below codes.
$I.$ Absorption of carbohydrates takes place in the stomach and jejunum part of intestine.
$II.$ The water-soluble end products of food can reach the blood and lymph directly.
$III.$ Large intestine and buccal cavity do not function as the site of absorption.
$IV.$ Large intestine is the site of absorption of about $90 \%$ of the total water present in the hydrolysed food.

Which substances are absorbed by active transport?

The main function of lacteals in the human small intestine is the absorption of

Epithelial cells of the intestine involved in food absorption have

Discuss the mechanisms of absorption of nutrients in the human digestive system.