2.4 bio month 2 test

more...studying

mouth

ingestion of food; physical digestion by teeth; chemical digestion of starch by amylase; formation of a bolus for swallowing

stomach

produces gastric juice containing protease for chemical digestion of proteins and also hydrochloric acid to kill bacteria; churn food up into a liquid by peristalsis.

small intestine

complete chemical digestion of carbohydrate, protein and lipid and absorption of digested nutrient molecules including water into the blood.

large intestines

absorption of water from undigested food

anus

egestion of faeces