Digestive System Mastery Quiz

Which organ is responsible for the absorption of nutrients?

• Stomach

• Small intestine

• Large intestine

• Esophagus

What is the primary function of the digestive system?

• To circulate blood throughout the body

• To control body temperature

• To convert food into simpler molecules that can be absorbed and used by the body

• To remove waste products from the body

Which enzyme is responsible for breaking down proteins into peptides?

• Amylase

• Lipase

• Pepsin

• Lactase

In which part of the digestive system does the process of digestion begin?

• Stomach

• Small intestine

• Mouth

• Large intestine

What role does the liver play in digestion?

• It produces digestive enzymes

• It absorbs nutrients

• It produces bile to help digest fats

• It stores undigested food

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

• To digest food

• To absorb water and salts from the material that has not been digested as food

• To produce digestive enzymes

• To store bile

Which of the following is NOT a digestive enzyme?

• Amylase

• Hemoglobin

• Lipase

• Pepsin

The process of breaking down food into molecules small enough for the body to absorb is called:

• Circulation

• Digestion

• Respiration

• Excretion

What is the role of saliva in the digestive process?

• It lubricates the food for easier swallowing

• It contains enzymes that begin the breakdown of carbohydrates

• Both A and B

• None of the above

Which part of the digestive system is primarily involved in the absorption of water?

• Stomach

• Small intestine

• Large intestine

• Liver