The Digestive System Flashcards
What is the primary function of the digestive system?
To break down food into nutrients that can be absorbed by the body.
True or False: The mouth is the starting point of the digestive system.
True
Fill in the blank: The _____ is responsible for producing bile.
liver
What is the role of the stomach in digestion?
To mix food with gastric juices to break it down into a semi-liquid form.
Which part of the digestive system absorbs most nutrients?
Small intestine
Multiple Choice: What is the function of the pancreas?
Produces digestive enzymes and regulates blood sugar.
What enzyme begins the digestion of carbohydrates in the mouth?
Amylase
True or False: The esophagus is involved in nutrient absorption.
False
Fill in the blank: The _____ connects the throat to the stomach.
esophagus
What is the main function of the large intestine?
To absorb water and form feces.
Multiple Choice: Which part of the digestive system is primarily involved in the absorption of water?
Large intestine
What is the role of saliva in digestion?
To moisten food and begin the breakdown of carbohydrates.
True or False: The gallbladder stores bile produced by the liver.
True
Fill in the blank: The _____ is a muscular tube that transports food to the stomach.
esophagus
What are villi and where are they found?
Tiny hair-like structures in the small intestine that increase surface area for absorption.
Multiple Choice: Which digestive organ is responsible for detoxifying chemicals?
Liver
What is the function of the rectum?
To store feces before they are excreted.
True or False: The pancreas produces insulin.
True
Fill in the blank: The _____ releases digestive enzymes into the small intestine.
pancreas
What is chyme?
A semi-liquid mixture of food and digestive juices in the stomach.
Multiple Choice: What part of the digestive system is primarily responsible for chemical digestion?
Stomach
What is the primary role of the digestive enzymes?
To break down macromolecules into smaller molecules that can be absorbed.
True or False: Nutrient absorption occurs mainly in the stomach.
False
Fill in the blank: The _____ is where the majority of digestion and absorption occurs.
small intestine
