Digestion in humans

stomach

esophagus

mouth

epiglottis

chemical digestion

break down food

mechanical digestion

they only chew food

carbohydrates

proteins

fats

fibres

pancreatic juices

amylase

bile

lipases

Proteins are converted into polypeptides

starch is converted into maltose

fats are converted in fatty acids and glycerol

maltose is converted into glucose

Starch into maltose

starch into glycogen

starch into glucose

none of them

cilia

villi

alveoli

none of them

Mouth

Mouth and Stomach

Mouth and small Intestine

Mouth and large intestine

Stomach

Obtain matter and energy

Obtain nutrients from food and break it down into small molecules, which are then absorbed

Break down food into inorganic nutrients

Obtain nutrients form food and transport it to the cells

Amylase

Pepsine

Hydrochloride acid

Lipase

Increases surface area of the small intestine

Allows for slower passage of food molecules into the small intestine.

Allows for more nutrient absorption.

All of the above