explain the process of digestion of food in stomach
Answers
Explanation:
Digestion begins in the mouth with the secretion of saliva and its digestive enzymes. ... In the stomach further release of enzymes break down the food further and this is combined with the churning action of the stomach. The partially digested food enters the duodenum as a thick semi-liquid chyme.
MOUTH:-
FLUID CALLED SALIVA SECRETED BY THE SALIVARY GLANDS.THE SALIVA CONTAINS AN ENZYME CALLED SALIVARY AMYLASE.
FUNCTION :- BREAK DOWN STARCH INTO COMPLEX MOLECULE TO GIVE SUGAR.
HELP IN MOISTENS THE FOOD EASY FOR CHEWING AND SWALLOWING
STOMACH:-
GASTRIC GLANDS ARE PRESENT IN STOMACH. IT RELEASE HYDROCHLORIC ACID (HCL).
FUNCTION:- KILL HARMFUL BACTERIA THAT ENTERS WITH THE FOOD.
MAKES THE MEDIUM ALKALINE.
PEPSIN:- THEY ARE PROTEIN DIGESTED ENZYME.
MUCUS:- PROTECTS THE INNER LINING OF THE STOMACH FROM THE ACTION OF HYDROCHLORIC ACID.
SMALL INTESTINE:-
THE EXIT OF FOOD FROM THE STOMACH IS REGULATED BY A SPHINCTER MUSCLE.IT HELPS IN DIGESTION OF CARBOHYDRATES, PROTEINS AND FATS.