How your digestive system works

What is the average amount of food humans eat per day?

• 0.5-1 kg

• 1-2.7 kg

• 3-5 kg

• 6-8 kg

How many specialized cell types are present in the digestive system?

• Exactly 30

• Less than 10

• Over 20

• Around 15

What is the main function of the digestive system?

• Transporting oxygen

• Breaking down food

• Producing hormones

• Regulating body temperature

Which organ secretes bile to aid in fat digestion?

• Stomach

• Pancreas

• Gallbladder

• Liver

What is the name of the tube that transports food from the mouth to the stomach?

• Bronchus

• Trachea

• Esophagus

• Duodenum

What is the function of villi in the small intestine?

• Store bile

• Secrete hormones

• Produce enzymes

• Absorb nutrients

What triggers the release of acids and enzymes from the stomach wall?

• Nerves

• Hormones

• Blood cells

• Muscles

Where does the final deconstruction of proteins and carbohydrates occur?

• Stomach

• Small intestine

• Large intestine

• Liver

What is the name of the soft mass left after most fluid is drained in the large intestine?

• Bolus

• Stool

• Chyme

• Villi

How long does the food's journey through the digestive system typically last?

• 10-20 hours

• 30-40 hours

• 20-30 hours

• Over 40 hours