Digestive System Quiz

What is the average amount of food a person eats every day?

• 1 kilogram

• 1.5 kilograms

• 2 kilograms

• 2.5 kilograms

How much food does the average person eat in a year?

• 500 kilograms

• 550 kilograms

• 600 kilograms

• 650 kilograms

Which of the following is NOT one of the main organs in the digestive system?

• Liver

• Stomach

• Lungs

• Small Intestine

What is the primary function of the digestive system?

• To convert food into smaller molecules

• To circulate blood throughout the body

• To provide energy for work and play

• To grow and renew the body

What is the twisting and tangled tube that links all the organs of the digestive system called?

• Alimentary canal

• Gastrointestinal tract

• Digestive tube

• Food pipe

Which organ in the digestive system secretes saliva?

• Mouth

• Stomach

• Small Intestine

• Liver

What is the name of the enzyme in saliva that breaks down carbohydrates?

• Amylase

• Pepsin

• Lingual lipase

• Intrinsic factor

What is the pasty ball called that food turns into in the mouth?

• Bolus

• Chyme

• Pepsin

• Duodenum

What is the name of the muscle movement that pushes the bolus down the esophagus?

• Peristalsis

• Churning

• Digestion

• Absorption

What is the primary job of the stomach?

• To absorb nutrients

• To break down food with gastric juice

• To absorb water

• To synthesize vitamins