Digestive System

What is the tube-like structure that connects the throat to the stomach?

• Gallbladder

• Appendix

• Esophagus

• Rectum

The small finger-like projections in the small intestine are called:

• Alveoli

• Villi

• Bronchioles

• Capillaries

Where does the digestion of proteins primarily take place?

• Small intestine

• Mouth

• Large intestine

• Stomach

Tags

NGSS.MS-LS1-7

Which organ churns and mixes food with digestive enzymes?

• Stomach

• Liver

• Small intestine

• Pancreas

Which of the following is NOT a part of the small intestine?

• Epiglottis

• Jejunum

• Duodenum

• Ileum

What is the last section of the small intestine called?

• Ileum

• Jejunum

• Duodenum

• Pancreas

Which organ stores bile?

• Gallbladder

• Stomach

• Liver

• Small intestine

What is the role of hydrochloric acid in the stomach?

• Breaking down fats

• Neutralizing acids

• Absorbing nutrients

• Killing bacteria

What is the role of mucus in the digestive system?

• Protecting the stomach lining

• Producing enzymes

• Absorbing nutrients

• Breaking down proteins

What is the primary function of the large intestine?

• Breaking down carbohydrates

• Absorbing water and electrolytes

• Filtering toxins from the blood

• Producing bile