digestive system Flashcards
the function of the digestive system
the digestive system breaks food down into…
The digestive system breaks down food into simple nutrients such as carbohydrates, fats and proteins.
These can then be absorbed into your blood, so your body can use them for energy, growth and repair. Anything that isn’t used is waste, and leaves the body as faeces (poo).
whats the structure of the digestive system
The digestive system is a long, twisting tube that starts at the mouth and ends at the anus.
The digestive system breaks down food into simple nutrients such as carbohydrates, fats and proteins.
what are the parts of the digestive system (12)
- mouth
- salivary glands
- oesophagus
- liver
- stomach
- gall bladder
- pancreas
- L & S intestine
- appendix
- rectum
- anus
what is mechanical digestion
physically breaking down food substances into smaller particles to more efficiently undergo chemical digestion.
what is chemical digestion
Chemical digestion is the process where digestive enzymes break down the ingested chemicals’ molecules even further until they may be absorbed into the bloodstream.
what is the function of vitamins and minerals (3)
Vitamins and minerals boost the immune system, support normal growth and development, and help cells and organs do their jobs.
what are the 6 main components of food
- carbs
- water
- minerals
- fat
- vitamins
- protein
what do the components of food do
Carbohydrates and fats provide energy to our body.
Proteins and minerals are needed for the growth and the maintenance of our body.
