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Digestive System Quiz

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

Which enzyme is responsible for beginning protein digestion in the stomach?

a)

Amylase

b)

Pepsin

c)

Lipase

d)

Trypsin

2.

Which of the following is NOT a function of the stomach?

a)

Temporarily stores food

b)

Secretes hydrochloric acid

c)

Absorbs nutrients

d)

Secretes pepsin

3.

Where is the epiglottis located?

a)

At the entrance of the esophagus

b)

At the entrance of the trachea

c)

Between the stomach and small intestine

d)

Between the small and large intestines

4.

What is the primary function of the stomach in digestion?

a)

To absorb nutrients

b)

To store bile

c)

To break down food using acid and enzymes

d)

To transport food to the small intestine

5.

Where is the pyloric sphincter located?

a)

Between the esophagus and the stomach

b)

Between the stomach and the small intestine

c)

Between the small intestine and the large intestine

d)

Between the mouth and the esophagus

6.

What would happen if the pyloric sphincter did not function properly?

a)

Food would not enter the stomach

b)

Chyme would not be released properly from the stomach

c)

Bile would not be produced

d)

Nutrients would not be absorbed

7.

What is the primary function of the duodenum?

a)

Absorption of water

b)

Chemical digestion of nutrients

c)

Storage of bile

d)

Production of insulin

8.

What role does hydrochloric acid play in the stomach?

a)

Neutralizes stomach pH

b)

Activates pepsinogen to pepsin

c)

Absorbs nutrients

d)

Produces bile

9.

Which part of the digestive system is primarily responsible for nutrient absorption?

a)

Stomach

b)

Small intestine

c)

Large intestine

d)

Esophagus

10.

What is the function of bile in digestion?

a)

Breaks down carbohydrates

b)

Emulsifies fats

c)

Neutralizes stomach acid

d)

Absorbs proteins

11.

What is the role of the pancreas in digestion?

a)

Produces bile

b)

Secretes digestive enzymes

c)

Absorbs nutrients

d)

Stores food

12.

What is the primary function of the liver in the human body?

a)

Production of bile

b)

Production of insulin

c)

Storage of glucose

d)

Destruction of red blood cells