Chemical and Mechanical Digestion

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

Where does the digestion of starch begin?

• esophagus
• small intestine
• stomach
• mouth

Tags

NGSS.MS-LS1-7

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

• esophagus
• small intestine
• stomach
• mouth

Food broken down by physical processes is called

• mechanical digestion
• chemical digestion

Food broken down by chemicals is called

• mechanical digestion
• chemical digestion

Chewing, grinding, and churning are examples of...

• mechanical digestion
• chemical digestion

Enzymes and acids are examples of 

• mechanical digestion
• chemical digestion

Tags

NGSS.MS-LS1-7

What are the rhythmic muscular contractions of your esophagus called to help food move along?

• swallowing

• peristalsis

• inertia contractions

• paralysis

Which of the following is an accessory organ?

• Stomach
• Small Intesting
• Liver
• Large Intestine

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

• Mechanical Digestion

• Chemical Digestion