Anatomy
Functions
Disorders
Enzymes
Fun Facts
100

This organ is responsible for the initial mechanical breakdown of food.

What is the mouth?

100

This process involves the physical and chemical breakdown of food. 

What is digestion?

100

This common condition involves the backward flow of stomach acid into the esophagus.

What is GERD or acid reflux?

100

This enzyme breaks down starches into sugars in the mouth.

What is amylase?

100

This organ can expand to hold up to 4 liters of food and liquid.

What is the stomach?

200

This long tube connects the throat to the stomach.

What is the esophagus? 

200

This term describes the movement of nutrients from the digestive tract into the bloodstream.

What is absorption?

200

This disorder is characterized by inflammation of the liver.  

What is hepatitis?

200

This enzyme, produce by the stomach, begins the digestion of proteins. 

What is pepsin?

200

This is the average length of the adult human small intestine.

What is about 20Ft?

300

This organ produces bile, which helps digest fats.

What is the liver?

300

this muscular action moves food through the digestive tract.

What is peristalsis?

300

This condition involves the formation of painful sores in the lining of the stomach or duodenum. 

What are peptic ulcers?

300

This pancreatic enzyme breaks down fats into fatty acids and glycerol.

What is lipase?

300

This organ is the largest internal organ in the human body.

What is the liver?

400

This part of the small intestine is where most nutrient absorbtion occurs.

What is the jejunum?

400

The substance neutralizes stomach acid in the small intestine. 

What is bicarbonate?

400

This chronic disease affects the large intestines and causes abdominal pain and diarrhea.

What is Crohn's disease or ulcerative colitis?

400

This enzyme, found in the small intestine, breaks down lactose into glucose and galactose.

What is lactase?

400

This is the name of the tiny finger like projections that line a small intestine and increase surface area for absorption.

What are villi?

500

This structure prevents food from entering the windpipe.

What is the epiglottis?

500

This hormone stimulates the production of gastric acid.

What is gastrin?

500

This condition results from the inability to digest lactose, a sugar found in milk.

What is lactose intolerance?

500

This enzyme converts proteins into peptides in the small intestine. 

What is trypsin?

500

This gas is commonly produced during digestion and can cause flatulence.

What is methane.

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