Best Human Digestive System Quizzes For Student

Human Digestive System Quizzes:- What happens to that Burger and fries you had for lunch? During the digestive process, food is converted into energy used by your body.

The digestive system contains the mouth, pharynx (throat), esophagus, stomach, small intestine, large intestine, rectum, and anus.

It also contains the salivary glands, liver, gallbladder, and pancreas, making digestive juices and enzymes that allow the body digest food and liquids.

How much do you know about your digestion system? Take this quiz to learn some amazing and interesting facts about the digestive system.

Do you know why you should eat your fruit and vegetables, or what happens to them after you’ve eaten them?

Human Digestive System Quizzes

  • Question of

    What is the muscular tube leading from your mouth to your stomach?

    • Large intestine
    • Small Intestine
    • Trachea
    • Esophagus
  • Question of

    What happens inside your stomach?

    • Food is turned into mush.
    • Nutrients are absorbed.
    • Bile is made.
    • Food is broken into chunks.
  • Question of

    Which kind of teeth are used for gripping and tearing food?

    • Molars
    • Incisors
    • Canines
    • Premolars
  • Question of

    Why are fruit and Vegetables a healthy Food Choice?

    • They Contain Starch.
    • They Provide Protein.
    • They are a good source of Vitamins & Minerals.
    • They Contain Calcium.
  • Question of

    Which is the longest part of the digestive system?

    • Appendix
    • Esophagus
    • Large intestine
    • Small Intestine
  • Question of

    Which body system breaks down food and absorbs nourishment?

    • Respiratory System
    • Circulatory System
    • Nervous System
    • Digestive System
  • Question of

    How does the liver help with digestion?

    • Makes red blood Cells
    • Absorbs Oxygen
    • Produces Bile
    • Anchors Muscles
  • Question of

    How does partly digested food pass along your intestines?

    • A Flap opens
    • Gravity
    • Pushed by water
    • Squeezed by Muscles
  • Question of

    What happens in the large intestine?

    • Oxygen enters the body.
    • Water and Minerals are absorbs.
    • Bile is made.
    • Nutrients are absorbed.
  • Question of

    Which of the following organs has 3 layers of smooth muscle in its muscularis externa?

    • small intestine
    • esophagus
    • stomach
    • large intestine
  • Question of

    Chemical digestion of carbohydrates begins in the………………..?

    • esophagus
    • stomach
    • duodenum
    • oral cavity
  • Question of

    The enzyme which begins carbohydrate digestion is named ___________ ___________.

    • salivary amylase
    • ascending colon
    • ileum
    • rugae
  • Question of

    Most of the nutrient absorption along the alimentary canal occurs in the………………?

    • ascending colon
    • stomach
    • jejunum
    • ileum
  • Question of

    The small intestine possesses permanent folds along its length known as………………….?

    • plicae circulares
    • haustra
    • rugae
    • villi
  • Question of

    What is the most inferior part of the digestive system?

    • The small intestine
    • The Large intestine
    • Colon
    • Bowel
  • Question of

    The muscularis externa of the upper third of the esophagus has primarily…………………?

    • skeletal muscle
    • smooth muscle
    • both skeletal and smooth muscle
  • Question of

    Which of the following structures secures the small intestine to the posterior abdominal wall?

    • greater omentum
    • lesser omentum
    • mesocolon
    • mesentery proper
  • Question of

    In which region of the gastrointestinal tract are Peyer’s patches most common?

    • stomach
    • duodenum
    • jejunum
    • ileum
  • Question of

    How does age affect digestion?

    • Slows swallowing
    • Reduces stomach secretions
    • Overgrowth of bacteria reduces the amount of nutrients the intestines absorb
    • All of the above
  • Question of

    Which of these best maintains intestinal health?

    • Starches
    • Vitamins
    • Fiber
    • Fat
  • Question of

    Food poisoning is caused by eating contaminated food. How can it be prevented?

    • Cooking meat and poultry thoroughly
    • Washing fruits and vegetables before eating or cooking them
    • Storing food properly
    • All of the above
  • Question of

    Which of these causes ulcers?

    • Bacterial infection in the stomach
    • Aspirin and other anti-inflammatory medicines
    • Chronic stress
    • A and B
  • Question of

    Which of these can harm the intestinal lining?

    • Aspirin
    • Antibiotics
    • Caffeine
    • Aspirin & Antibiotics
  • Question of

    What is the hole in your belly called?

    • The navel
    • mesocolon
    • Bile
  • Question of

    How long can you live without a digestive system?

    • between 1 and 2 months
    • between 2 and 3 months
    • 1 Month
    • 3 Month
  • Question of

    Can you live without a colon?

    • Yes
    • No
  • Question of

    How long is an adult’s small intestine in inches?

    • About 9.8 ft to 16.4 ft
    • About 9 ft to 14.4 ft
    • About 8 ft to 14 ft
    • About 10 ft to 16.4 ft
  • Question of

    What is the longest part of small intestine?

    • ileum
    • duodenum
    • jejunum
    • Mucosa
  • Question of

    How long are intestines when stretched out?

    • 22 Feet
    • 52 Feet
    • 30 Feet
    • 40 Feet
  • Question of

    How long is large intestine in inches?

    • About 5 feet long and 3 inches in diameter.
    • About 7 feet long and 8 inches in diameter.
    • About 9 feet long and 6 inches in diameter.
    • About 3 feet long and 7 inches in diameter.
  • Question of

    Where does small intestine meet large intestine?

    • ileocecal valve
    • duodenum
    • jejunum
    • Mucosa
  • Question of

    What is the most important part of digestive system?

    • The Small intestine
    • The Large intestine
    • Jejunum
    • ileum
  • Question of

    Where are the small intestine located?

    • between the stomach and the Large intestine
    • between the stomach and the Small intestine
    • between the esophagus and the rectum
    • inside the lower abdominal cavity beneath the stomach.
  • Question of

    Which one is not part of the small intestine?

    • rectum
    • duodenum
    • ileum
    • jejunum
  • Question of

    What is your bowel?

    • The lower part of the digestive system
    • Pouch or large tubelike structure
    • Tiny hair-like projections
    • The middle part is the jejunum
  • Question of

    What is cecum?

    • A pouch that forms the first part of the large intestine.
    • The lower part of the digestive system. The digestive system
    • moving food through the GI tract
  • Question of

    What is your colon?

    • The longest part of the large intestine
    • The lower part of the digestive system
    • A pouch that forms the first part of the large intestine.
    • A tiny, vascular projections on the inner wall of the small intestine
  • Question of

    What is food called in the stomach?

    • chyme
    • bolus
    • Cecum
    • Bowel
  • Question of

    Where is bile produced 7?

    • The liver
    • The inner wall of the small intestine
    • The longest part of the large intestine
    • The lower part of the digestive system
  • Question of

    Where does digestion end?

    • The anus
    • The liver
    • The Kidney
    • Large Intestine

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