Kahoot Questions (Digestive System)

What is the main job of the digestive system?

• To break down food into nutrients and energy

• To pump blood

• To control breathing

• To filter waste

Which organ starts breaking down food by chewing?

• Stomach

• Mouth

• Esophagus

• Liver

What substance in saliva begins the digestion of starches?

• Pepsin

• Amylase

• Bile

• Lipase

What moves food from the throat to the stomach?

• Liver

• Esophagus

• Large intestine

• Gallbladder

What type of movement pushes food down the esophagus?

• Reflex

• Peristalsis

• Chewing

• Digestion

What does the stomach use to break down proteins?

• Water

• Bile

• Hydrochloric acid and pepsin

• Saliva

What does the stomach turn food into?

• Feces

• Chyme

• Bile

• Saliva

Where does most digestion and absorption occur?

What increases surface area in the small intestine for absorption?

• Folds

• Teeth

• Villi and microvilli

• Hair

What organ produces bile?

• Stomach

• Pancreas

• Liver

• Large intestine