the digestive system: mouth to the oesphagus then to the stomach then to the small intestine then to the large intestine then to the rectum then to the anus.
digest is the break down of large food particules into smaller souble particules.
mechanical digestion occurs when food is physically broken down by the teeth
chemical digestion occurs when enzymes break down largerfood molecules into smaller souble molecules
an enzyme is a chemical found in cells. it speeds up the chemical reactions.
peristals is a musclarmovement that only occurs in the muscles of the digestivesystem.
Ingestion is intake of food
absorption is nutrients are absorbed into the blood stream
Eggestion is the removal of undigestion waste through the anus
we need food for 3 reasons- energy, growth and repair and keep our bodies at room tempeture ( 37 degrees)
