My Body 231

The teeth used to tear food into pieces are known as

• Incisor

• Canines

• Molars

• Premolars

Food can remain in the large intestine for _____________hours.

The longest part of the digestive system is the …………………..

• esophagus

• small intestine

• stomach

• large intestine

11.How many set of teeth do we have in our life time?

• 1
• 2
• 20
• 32

3.The number permanent teeth in an adult is....................

• 20
• 30
• 32
• 38

The small intestine looks like

• snake

• long pipe coiled inside the bag

• liver

• stomach

food can remain in the large intestine for _____________hours.

What is the first part of the upper gastrointestinal tract and is equipped with several structures that begin the processes of digestion?

• SALIVA

• MOUTH

• ESOPHAGUS

• TOUNGE

Structure 4 is the

• Appendix

• Liver

• Stomach

• Small intestine

What is the function of the digestive system?

• To produce vitamin D

• To support and protect our bodies

• To help us move

• To break down and absorb nutrients