Digestion and Digestive System

What is the definition for digestion?

• Breaking down food into smaller nutrients
• Getting rid of waste products
• Getting food into our bodies
• Getting nutrients into our bloodstream, so that our cells can use them

Tags

NGSS.MS-LS1-7

What is the definition for absorption?

• Breaking down food into smaller nutrients
• Getting rid of waste products
• Getting food into our bodies
• Getting nutrients into our bloodstream, so that our cells can use them

Tags

NGSS.MS-LS1-7

In which organs do nutrients being absorbed into the blood?

• esophagus

• small intestine

• stomach

• mouth

The muscular tube that moves food from the mouth to the stomach?

• esophagus
• small intestine
• stomach
• mouth

The organ where food doesn't pass through but it does break down fats and detoxify poisons?

• liver
• small intestine
• stomach
• large intestine

Tags

NGSS.MS-LS1-7

The organ that absorbs water from undigested food...

• liver

• small intestine

• stomach

• large intestine

What is the correct order in which food passes through the digestive system?

• mouth>stomach>large intestine>small intestine
• esophagus>sm intestine>stomach>lg intestine
• stomach>sm intestine>esophagus>mouth
• mouth>esophagus>stomach>sm intestine>lg intestine

The chewing and grinding of food into smaller pieces is an example of...

• Mechanical Digestion
• Chemical Digestion

The liquid inside the mouth that contains enzymes to begin digestion is called ____________.

• saliva
• salivary glands
• bile

The major function of having enzymes in our digestive system is ______________.

• to eliminate undigested food
• to absorb water in the intestine
• to speed up chemical reactions during digestion