Where digestion start?

• Mouth

• Small intestine

• Large Intestine

• Stomach

What is the role of saliva in the mouth?

• contains enzyme that can break down the food

• Do mechanical digestion (chops and chewing the food)

• Mixed the food with saliva

• Do mechanical digestion

Do mechanical digestion (chops and chewing the food) is the function of .....

• Saliva

• Tounge

• Teeth

• Esophagus

Epiglottis is the gate/bridges between trachea and esophagus

• True

• False

Peristalsis is the move that move the bolus down from esophagus to pharynx.

• True

• False

In stomach there are .... and .....

• acid and bolus

• acid and enzyme

• enzyme and pepsin

• Gases and bolus

Why the Acid (HCl) in the stomach can't go out from stomach?

• Because there are two sphincter that close the stomach

• Because there two epiglottis that close the stomach

• Because there two esophagus that close the stomach

• Because there two pharynx that close the stomach

What are the part of small intestine in order?

• Duodenum-Ileum-Jejunum

• Jejunum-Duodenum-Ileum

• Ileum-Duodenum-Jejunum

• Duodenum-Jejunum-Ileum

What helps small intestine to absorb the nutrients?

• Villi

• Epiglottis

• Pharynx

• Bile

Main function of gallbladder is to store bile.

• True

• False