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Digestive System: The Stomach Functionality

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Digestive System: The Stomach Functionality

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Questions and Answers

What is the main function of enzymatic hydrolysis in the digestive system?

Breaking down polymers into monomers (correct)

Breaking down lipids into fatty acids

Breaking down amino acids into proteins

Breaking down glucose into sugars

How does mechanical fragmentation of food aid chemical digestion?

It decreases the surface area exposed to enzymes

It increases the surface area exposed to digestive enzymes (correct)

It reduces the activity of digestive enzymes

It increases the pH level in the stomach

Which of the following is true about absorption in the digestive system?

It primarily occurs in the large intestine

It involves the breakdown of nutrients into polymers

It happens through undigested material passing through the esophagus

It is the uptake of nutrients by body cells (correct)

What is the final destination for undigested material in the digestive system?

Large intestine Signup and view all the answers

What propels food along the digestive tract through rhythmic waves of contraction?

Peristalsis Signup and view all the answers

Which organ is responsible for the final digestion and nutrient absorption?

Small intestine Signup and view all the answers

How long does food typically spend in the stomach for partial digestion?

2-6 hours Signup and view all the answers

How does peristalsis help in the digestive process?

It pushes food along the digestive tract Signup and view all the answers

What is the main function of the stomach lining in digestion?

Protecting the stomach from its acidic contents Signup and view all the answers

How can an ulcer develop in the stomach?

Breakdown of protective mucus layer in stomach lining Signup and view all the answers