Beginner Stomach Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. What is the main function of the stomach in digestion?

  • Filter blood
  • Store and digest food
  • Absorb water
  • Produce insulin

Q2. What is the name of the acidic fluid secreted by the stomach?

  • Bile
  • Saliva
  • Gastric juice
  • Pancreatic juice

Q3. Which part of the digestive tract lies directly before the stomach?

  • Esophagus
  • Colon
  • Duodenum
  • Pharynx

Q4. What connects the stomach to the small intestine?

  • Appendix
  • Pyloric sphincter
  • Lower esophageal sphincter
  • Ileocecal valve

Q5. What enzyme begins protein digestion in the stomach?

  • Pepsin
  • Trypsin
  • Amylase
  • Lipase

Q6. What is the semi-liquid food mixture called after it leaves the stomach?

  • Bile
  • Bolus
  • Chyme
  • Feces

Q7. What type of acid is produced by the stomach lining?

  • Citric acid
  • Sulfuric acid
  • Hydrochloric acid (HCl)
  • Lactic acid

Q8. What protective layer prevents the stomach from digesting itself?

  • Muscularis externa
  • Mucus layer
  • Peritoneum
  • Enamel coat

Q9. What type of muscle contraction helps mix food in the stomach?

  • Voluntary contractions
  • Peristaltic waves
  • Reflex arcs
  • Isometric twitches

Q10. What is the J-shaped organ located between the esophagus and small intestine?

  • Liver
  • Pancreas
  • Gallbladder
  • Stomach
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