Digestion in Mouth

What type of digestion is occurring in the mouth?

• chemical digestion

• mechanical digestion

• both chemical and mechanical digestion

• neither chemical nor mechanical digestion

Chewing food is considered what type of digestion?

• chemical

• mechanical

• both

• neither

Saliva is considered what type of digestion?

• chemical

• mechanical

• both

• neither

The process of food getting physically changed into smaller pieces is what type of digestion?

• chemical

• mechanical

• both

• neither

Where does the digestion of starch begin?

• esophagus

• small intestine

• stomach

• mouth

What enzyme is found in saliva that starts digesting carbohydrates?

• amylase

• chyme

• pepsin

• bile

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

• mechanical digestion

• chemical digestion

What part of the digestive system mechanically and chemically breaks down food?

• mouth

• stomach

• both the mouth and stomach

The _____ is the first part of the digestive system.

• large intestine

• stomach

• mouth

What enzyme in the mouth is responsible for the breakdown of carbohydrates?

• Amylase

• Lipase

• Pepsin

• Trypsin