Anatomy and Functions of the Digestive System Quiz

Test your knowledge of the digestive system with these gastroenterology questions. Learn about organs, enzymes, and functions in digestion.

#1

Which organ produces bile for digestion?

Stomach
Liver
Pancreas
Small intestine
#2

What is the function of the small intestine in the digestive system?

Absorption of nutrients
Production of bile
Storage of bile
Absorption of water
#3

Which of the following is not a component of saliva?

Amylase
Pepsin
Mucus
Water
#4

Which organ stores bile produced by the liver?

Gallbladder
Pancreas
Spleen
Appendix
#5

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

Duodenum
Jejunum
Colon
Ileum
#6

Which of the following is NOT a component of gastric juice?

Pepsin
Hydrochloric acid
Mucus
Trypsin
#7

Which enzyme is responsible for breaking down carbohydrates in the mouth?

Amylase
Pepsin
Trypsin
Lipase
#8

What is the main function of the large intestine?

Absorption of nutrients
Digestion of fats
Storage of waste
Production of bile
#9

Where does the majority of nutrient absorption occur in the digestive system?

Stomach
Liver
Small intestine
Large intestine
#10

Which of the following is not a function of the stomach in the digestive system?

Storage of food
Secretion of enzymes
Absorption of nutrients
Mixing and churning of food
#11

Which part of the digestive system is responsible for producing insulin and glucagon?

Liver
Pancreas
Gallbladder
Duodenum
#12

Which enzyme is responsible for breaking down proteins in the stomach?

Amylase
Pepsin
Lipase
Trypsin
#13

Which hormone stimulates the release of gastric juices in the stomach?

Insulin
Gastrin
Glucagon
Leptin
#14

What is the role of hydrochloric acid in the stomach?

Digestion of fats
Neutralization of stomach acids
Activation of pepsinogen to pepsin
Absorption of water
#15

What is the function of bile salts in digestion?

Emulsify fats
Break down proteins
Neutralize stomach acids
Absorb water
#16

What is the role of the appendix in the digestive system?

Digestion of proteins
Storage of bile
Production of insulin
Part of the lymphatic system, assists in immune function

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