Zusammenfassung der Ressource
DIGESTION
- INGESTION: where food is taken into mouth cavity
- MECHANICAL BREAKDOWN: large pieces are broken down to
increase surface area for action of enzymes
- PERISTALSIS: movement of food via
squeezing of muslces
- CHEMICAL BREAKDOWN: enzymes are responsible for
breakdown of organic compounds
- ABSORPTION: occurs across the small intestine which has a large
surface area due to villi
- ELIMINATION: removal of undigested
food in the form of faeces
- water and organic compounds
- protease, lipase, amylase
- oesophegus & small intestine
- teeth
- churning of stomach
- emulsification
- teeth to grasp, tear or
chew food