Digestive System

Where does digestion begin?

• Our teeth

• Our stomach

• The esophogus

• Small intestines

Water is absorbed in which digestive organ?

• large intestines
• pancreas
• small intestines
• liver

The most chemical digestion occurs in the small intestines.  Which secondary digestive organ contributes to that?

• small intestines
• pancreas
• large intestines
• liver

What comes first?

• Mouth
• stomach
• large intestine
• none

Passageway between the mouth and the stomach

• esophagus
• mouth
• stomach
• small intestine

Muscular tube that connects the mouth to the stomach

• Epiglottis
• Peristalsis
• Stomach
• Esophagus

What does the salivary glands do for the digestive system?

• It produce saliva, which keeps the mouth and other parts of the digestive system moist.

• It produce moist, which keeps the mouth and other parts of the digestive system saliva.

• It produces ptyalin to make saliva for the mouth, so the system can start.

In the mouth, which type of digestion occur?

• mechanical (chewing)
• chemical (saliva)
• no digestion occurs
• both mechanical and chemical

Chewing is a form of what type of digestion

• mechanical
• chemical

The main function of the stomach

• Store food

• Break down food

• Produce acid

• All of the above