BIO - DIGESTIVE SYSTEM & NUTRITION

very important to sustain different life processes

responsible for taking whole food and turning them into energy and nutrients to allow the body to function; breaks down food into particles

the whole digestive system is approximate ___ from mouth to rectum

4 major phases in the system in the preparation of food before it is utilized by the cells

chewing

called alimentary tract/canal

process of taking in the food in your mouth

starts of breaking down of food

process of breaking down the food into small particles/molecules

digestion has 2 types

when food is chewed, smashed in the mouth up to churning in your mouth

when the organs through enzyme secretion can break larger molecules into smaller molecules

break the particles down into small molecules

consumption of liquid and solid

movement of food from one end of the digestive tract to the other

movement of food back and forth in the digestive tract to mix with enzymes and facilitate absorption

happens in a mouth as a secretion of salivary amylase as an enzyme; after digested, smaller molecules are now ready to enter in cells; into blood/lymphatic system

molecules are not absorbed; pass out of body as wastes