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Name 2 roles of the digestive system
Breaking down insoluable molecules to soluable ones
To separate between the beneficial part of food (nutrients) and getting rid of waste and bacteria from it
What are the 2 glands
Pamcreas and salivary gland: produce digestive juices filled with enzymes to break down food
What is the role of the small intestine
Where soluable food is absorbed intp blood
How is the S.I adapted
Big SA:V as it is folded and covered in villi
Good blood supply
Short diffusion distance
Muscular wall of s.i send undigested food to large intestine
What is the role of the large intestine
Absorbs water and whats left is faeces
Role of liver
Produce bile for breakdown of lipids
What do both stomach and s.i do?
Both break down food
Think of jobs in common
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