Digestion Flashcards
Eating
Food is taken in by the body
Digestion
Food is broken down
Absorption
Digested food travels in to the bloodstream
Elimination
Getting rid of undigested food
The two types of digestion
Physical digestion
Chemical digestion
Physical digestion
Taking large pieces of food and breaking them down into smaller pieces
Where does physical digestion happen
The mouth (Teeth) The stomach (churning)
Chemical digestion
Involves the use of chemical called enzyme to break down food
Enzyme
The chemicals that speed up without being used in the reaction
What does enzyme act on
Enzyme acts on a substrate
A substrate
Starch and Enzyme
Amylase
Saliva
Product
Maltose (suger)
Amylase is found
In the mouth
Enzyme is found
In the stomach
Bile
Is made in the liver to break down fats
Where does most chemical digestion occurs
The stomach
What part of the body makes digestive juices containing enzyme
The pancreas
What’re reobsortion happens here
Large intestine
Reclum
Stores undigested foods
Anus
Digested foods pass out
Incisors
Biting and chewing
Canine
Grasping and tearing
Pre-molar
Grinding and crushing
Molar
Grinding and crushing
Product
The substance product as a result of the action of an enzyme
Substance
The substance that the enzyme acts on
Small intestines jobs
1 Most chemicals digestion happens here
2 absorption of nutrition happens here
The digestive system
Stages of nutrition :
Getting energy from our foods
Starch
Is Brocken down by the enzyme amylase into the sugar maltose
Starch
Substrate
Amylase
Enzyme is solive and spit
