Functions of Gastric Juices and Digestion

The video tutorial demonstrates an experiment to show what happens inside the stomach. It explains how gastric juices break down food into small pieces, the role of acid in digestion, and how it helps in nutrient absorption. The process of digestion is described, including the time it takes for food to be fully digested in the stomach.

What is the primary function of gastric juices in the stomach?

• To burn or cook the food for nutrient extraction

• To add flavor to the food

• To freeze the food

• To cool down the food

Why is food cut into smaller pieces before digestion?

• To make it look better

• To help it fit into the stomach

• To aid in the digestion process

• To change its color

What is the role of the acid in the stomach?

• To dissolve the stomach lining

• To burn or cook the food for energy

• To make the stomach grow

• To change the food's color

How long does it typically take for the stomach to process all the food?

• 1-2 hours

• 8-9 hours

• 3-4 hours

• 6-7 hours

What happens to the food in the stomach during digestion?

• It is burned or cooked to extract nutrients

• It is frozen

• It is turned into gas

• It is colored