Organs
What organ PRODUCES bile?
What is the liver?
What is the main function of the stomach in digestion?
To break down food using gastric acids and enzymes.
Which enzyme is found in saliva and begins breaking down starches?
Amylase
What is the process of moving food through the esophagus called?
Peristalsis.
True or False: The stomach is the main organ where most nutrients are absorbed.
FALSE!
Which organ absorbs MOST of the nutrients from the food we eat?
What is the small intestine?
What is the main function of the large intestine?
To ABSORB water and form waste
Which enzyme works in the stomach to break down proteins?
Pepsin
What is the process by which nutrients pass from the small intestine into the bloodstream?
Absorbsion
How long is the average small intestine?
6/7 Meters
Where does INGESTION occur?
What is the mouth?
What role does the pancreas play in digestion?
It produces digestive enzymes and bicarbonate to neutralize stomach acid.
What enzyme breaks down fats in the small intestine?
Lipase
What is the name of the process that occurs when food is churned in the stomach?
Mechanical digestion
About how many liters of gastric juice does your stomach produce each day?
About 2-3 liters.
What organ STORES bile?
What is the gall bladder?
What is the function of the villi in the small intestine?
To increase surface area for better nutrient absorption.
Where is bile released during digestion to help enzymes break down fats?
In the small intestine.
How does bile help in the digestion of fats?
It emulsifies fats, breaking them into smaller droplets for easier digestion.
How long does it take for food to travel through the entire digestive system?
Around 24 to 72 hours, depending on the food and individual.
Name the muscular tube that moves food from the mouth to the stomach.
What is the esophagus?
What is the function of the enzyme lipase?
To break down fats into fatty acids and glycerol.
What enzyme is secreted by the pancreas and continues to break down carbohydrates in the small intestine?
Pancreatic amylase.
What is the process of breaking down complex food molecules into simpler ones with the help of enzymes called?
Chemical Digestion
What does your stomach do to protect itself from its own acid?
It produces a thick layer of mucus to protect its lining.