Digestive Systems Flashcards
Mouth
Breaks down food into smaller pieces
Esophagus
Transports food.
Stomach
Stores food and mxes gastric acid.
Small intestine
The main site for the absorption of food.
Large intestine
Removes water from undigested food.
Retal cavity
Acts as a temporary site for waste.
Carbohydrates
glucose
Simple form of proteins
Amino acids
Simple form of fat and oils
Fatty acids and glycerol
Mechanical digestion
Mechanical digestion is when food is physically broken up into smaller pieces.
Chemical digestion
Chemical digestion is when the complex molecules in food are broken into simpler molecules.
What is bile
Bile is a fluid that is produced and released by the liver and stored in the gallbladder.
What is gastric acid
Gastric acid is a colourless stomach acid that is produced by the stomach lining.
Gallbladder
it stores and concentrates bile.
Rectum
The rectum stores and expels faeces