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Digestive System Overview

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Questions and Answers

What is the function of microvilli in the small intestine?

To increase the surface area for absorption (correct)
To produce digestive enzymes
To filter out toxins and waste
To regulate blood sugar levels

What percentage of ingested water is absorbed in the small intestine?

50%
100%
80% (correct)
90%

What is the function of the gall bladder?

To produce bile
To regulate blood sugar levels
To store bile from the liver and release it into the small intestine (correct)
To absorb more water

What is the main function of the pancreas?

To produce digestive enzymes to digest fats, carbohydrates, and proteins (B) Signup and view all the answers

What is the function of the large intestine?

To accept what the small intestine doesn't absorb and perform bacterial digestion (A) Signup and view all the answers

What is the function of the liver in digestion?

To filter out toxins and waste, and produce bile to help digest fats (D) Signup and view all the answers

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

To prevent food from entering the trachea (D) Signup and view all the answers

What is the term for the muscle movement that helps move food from the throat to the stomach?

Peristalsis (A) Signup and view all the answers

What is the main function of the villi in the small intestine?

To increase surface area for digestion (A) Signup and view all the answers

What is the term for the food that is being broken down in the stomach?

Chyme (B) Signup and view all the answers

What is the primary function of the acid in the stomach?

To kill bacteria (A) Signup and view all the answers

What is the length of the small intestine?

7 meters (D) Signup and view all the answers