Digestive System Quiz

What is the approximate length of the entire digestive tract?

• 3 meters

• 6 meters

• 9 meters

• 12 meters

Where does the gastrointestinal system begin and end?

• Esophagus to rectum

• Mouth to anus

• Mouth to stomach

• Pharynx to rectum

What is the primary function of the mouth in digestion?

• Absorption

• Chemical digestion

• Mechanical digestion

• Hormone production

What prevents food from entering the airways during swallowing?

• Uvula

• Epiglottis

• Soft palate

• Tongue

What is the function of the esophagus?

• Chemical digestion

• Absorption

• Transport food to stomach

• Enzyme production

What is the correct order of the stomach parts?

• Fundus, cardia, pylorus, antrum, body

• Cardia, fundus, body, antrum, pylorus

• Cardia, antrum, body, fundus, pylorus

• Pylorus, body, cardia, fundus, antrum

Which stomach layer produces gastric juice?

• Submucosa

• Muscularis

• Mucosa

• Serosa

What part of the small intestine is responsible for digestion using enzymes and bile?

• Jejunum

• Ileum

• Duodenum

• Colon

What is the primary function of the large intestine?

• Mechanical digestion

• Chemical digestion

• Absorption

• Enzyme production

Which structure stores feces before expulsion?

• Colon

• Anus

• Rectum

• Ileum