Digestive System Quiz

What is the role of the mouth in the digestive system?

• To taste, physically break down, lubricate, and chemically break down food

• To circulate blood

• To provide oxygen

• To support the skeletal structure

What is the esophagus?

• A muscular tube behind the trachea that receives food from the pharynx

• A flap in the throat

• A part of the respiratory system

• A section of the small intestine

What is peristalsis?

• Rhythmic, wave-like involuntary contractions of the muscles

• A type of chemical reaction

• A form of respiration

• A method of circulation

What does the stomach convert food into?

• Chyme

• Blood

• Oxygen

• Nutrients

What is the role of the tongue in digestion?

• Absorbs nutrients

• Tastes food

• Produces bile

• Stores sugar

Which part of the digestive system is responsible for the chemical breakdown of food?

• Teeth

• Salivary glands

• Large intestine

• Liver

What is the primary role of the small intestine in digestion?

• Storage of waste

• Absorption of nutrients

• Production of saliva

• Detoxification

Which of the following is a job of the liver?

• Absorbs water

• Secretes bile

• Produces saliva

• Stores waste

Which organ is involved in the storage of solid waste?

• Small intestine

• Large intestine

• Liver

• Tongue

What does insulin regulate?

• Bile production

• Blood sugar and metabolism

• Heart rate

• Oxygen levels