Digestive System

What organ system is this video about?

• Respiratory System

• Skeletal System

• Excretory System

• Digestive System

What is the role of saliva in the digestive process?

• Produces acids

• Transfers bile

• Absorbs nutrients

• Breaks down starch

What is the function of peristalsis in the esophagus?

• Absorption of nutrients

• Breaking down of fats

• Secretion of digestive juices

• Muscular contractions that move food to the stomach

What does the liver contribute to digestion in the small intestine?

• Secretes bile to dissolve fats

• Produces saliva

• Absorbs glucose

• Contracts to move food

What is the final byproduct of digestion expelled from the body?

• Chyme

• Saliva

• Stool

• Bolus

How long does it take for your body to digest food?

Tags

NGSS.MS-LS1-7