Digestive System Chapter Test

Which digestive juice contains enzymes that break down carbohydrates?

• Saliva

• Bile

• Gastric juice

• Pancreatic juice

What is the primary function of bile in the digestive system?

• Emulsify fats

• Break down proteins

• Neutralize stomach acid

• Absorb water

Amylase is an enzyme that helps in the digestion of:

• Fats

• Proteins

• Carbohydrates

• Vitamins

Which organ produces most digestive enzymes in the human body?

• Stomach

• Liver

• Pancreas

• Small intestine

What is the role of pepsin in the digestive process?

• Break down fats

• Break down proteins

In which part of the digestive system are most nutrients absorbed into the bloodstream?

• Stomach

• Small intestine

• Large intestine

• Esophagus

Which enzyme helps in the breakdown of lipids (fats) in the small intestine?

• Maltase

• Lipase

• Protease

• Sucrase

Which of the following is NOT a function of digestive enzymes?

• Speed up chemical reactions

• Break down food into smaller molecules

• Provide energy for the body

• Assist in nutrient absorption

Lactase is an enzyme responsible for the digestion of:

• Dairy lactose

• Proteins

• Fats

• Carbohydrates

Which digestive juice helps neutralize stomach acid in the small intestine?

• Saliva

• Bile

• Gastric juice

• Pancreatic juice