The Digestive System

Digestion has _________ main stages.

• 1

• 2

• 3

• 4

Digestion begins in the

• Stomach

• Mouth

• Food pipe

• Intestine

The process of breaking down food into simpler substances is known as ________

• Digestion

• Respiration

Through the food pipe, the food goes into the stomach.

• True

• False

The stomach is a hollow bag of ________

• Tissues

• Bones

• Muscles

• Liquid

From the stomach, the food goes to the ________

• Liver

• Pancreas

• Small intestine

• Large intestine

The process of digestion completes here.

• Stomach

• Mouth

• Small intestine

• Food pipe

The walls of the ________ absorb water from the undigested food.

• Stomach

• Small intestine

• Large intestine

• Pancreas

Saliva is produced by _____.

• Stomach

• Salivary glands

• Liver

• Food pipe

The mechanical and chemical breakdown of food into small particles and molecules that your body can absorb and use....

• ingestion

• elimination

• digestion

• absorption