Human Digestive System Overview

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Which organ secretes an enzyme that breaks down starch into sugar?

Liver

Oesophagus

Salivary glands (correct)

Pancreas

What is the role of enzymes in the process of digestion?

Assimilating nutrients into the bloodstream

Speeding up chemical reactions in cells (correct)

Breaking down food in the mouth

Lubricating food for easier swallowing

How do enzymes contribute to the digestion of food in the human body?

By transporting food through the alimentary canal

By breaking down complex substances into simpler ones (correct)

By producing energy during digestion

By absorbing nutrients from food

Which organ is responsible for producing bile to aid in fat digestion?

Liver Signup and view all the answers

What is the main function of the salivary glands in the digestive system?

Breaking down starch into sugar Signup and view all the answers

What is the function of the pancreas in the digestive system?

Secreting enzymes for digestion Signup and view all the answers

Which enzyme helps in breaking down fats during digestion?

Pancreatic lipase Signup and view all the answers

What is the role of liver secretions in the process of digestion?

Producing bile to emulsify fats Signup and view all the answers

What happens to enzymes after they have catalyzed a chemical reaction?

They remain unchanged and can be reused. Signup and view all the answers

Which enzyme is responsible for breaking down proteins during digestion?

Pepsin Signup and view all the answers

Human Digestive System Overview

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Questions and Answers

Which organ secretes an enzyme that breaks down starch into sugar?

What is the role of enzymes in the process of digestion?

How do enzymes contribute to the digestion of food in the human body?

Which organ is responsible for producing bile to aid in fat digestion?

What is the main function of the salivary glands in the digestive system?

What is the function of the pancreas in the digestive system?

Which enzyme helps in breaking down fats during digestion?

What is the role of liver secretions in the process of digestion?

What happens to enzymes after they have catalyzed a chemical reaction?

Which enzyme is responsible for breaking down proteins during digestion?

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