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Digestive System Quiz

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Questions and Answers

What is the primary function of sodium bicarbonate in the digestive system?

Activates pepsinogen

Breaks down carbohydrates

Neutralizes stomach acid (correct)

Emulsifies fats

Which enzyme is responsible for breaking down fats into fatty acids and glycerol?

Bile

Lipase (correct)

Gastrin

Amylase

Where is bile produced and what is its main function?

Produced in the liver; emulsifies fats (correct)

Produced in the stomach; activates digestive enzymes

Produced in the pancreas; breaks down fats

Produced in the gallbladder; emulsifies carbohydrates

What type of sugars do disaccharidases break down into?

Simple sugars Signup and view all the answers

What activates pepsinogen in the stomach?

HCl (Hydrochloric Acid) Signup and view all the answers

What is the primary function of hydrolysis in digestion?

To break chemical bonds using water Signup and view all the answers

Which two components are responsible for protein digestion in the small intestine?

Trypsin and chyme Signup and view all the answers

What characterizes the process of peristalsis during digestion?

The wave-like muscle contractions that move food Signup and view all the answers

What is the main function of emulsification in digestion?

To combine immiscible liquids into a stable mixture Signup and view all the answers

How is trypsinogen activated in the digestive process?

By an enzyme/protein acting as a substrate Signup and view all the answers