Digestion Flashcards
Digestion
Food is broken down
Absorbation
Digested food passes into the blood steam
Elimination
Getting rid of undigested food
Physical digestion
Taking large pieces of food and breaking them down to smaller pieces happens in the mouth (teeth) and in the stomach (churning)
Chemical digestion
Involves the use of chemicals called enzymes to break down food
Enzymes
Chemicals that speed up reactions without being used up in the reaction
Product
Enzymes acts on a substrate and breaks it down into a product
Bile
Made in liver to break down fats
Pancreas
Makes digestive juices in which contain enzymes
Substrate
Enzymes reacts on
Small intestine
Most chemical digestion happens here…
Absorbation of nutrition happens here
Eating
Food is taken into the body
Incisor
Cutting tooth
Canine tooth
Tearing food
Premolar tooth
Grinding