Digestion Flashcards
Ingestion/eating
Food is taken in by the body
Digestion
Food is broken down
Absorption
Digested food passes into the blood stream
Assimilation
Using the food in the cells of the body
Elimination
Getting rid of undigested food
Enzymes
Are chemicals that’s speed up reactions without being used up in the reaction enzymes act on a substrate and breaks it down into a product eg substrate=starch,enzyme=amylase (saliva),product =maltose
Most chemical digestion happens in
The small intestine
Bile
Make in liver to break down fats
Pancreas makes
Digestive juice which contain enzymes
Gall bladder
Storage of bile
Incisors
biting and cutting
At frou t of mouth 4 upper and 4 lower
Used for biting and cutting
Canine
One at each side of incisors
2 upper 2 Lowe
Grasping and tearing food
Pre molers
3 at either side of the canine
6 upper 6 lower
Grinding and crushing food
Molar
2 at either side of the premolars
4 upper 4 lower
Grinding and crushing food
Herbivores
Only eats plants
Very large incisors
Large molar and pre molar to chew grass