Question | Answer |
What does mechanical digestion involve | physically breaking down the food using our teeth |
What are the jobs of the teeth | the front cut and the molars grind |
why is it better when the food particals are smaller | because it has a larger surface are to break down using saliva and other chemicals |
why do we chemically break down food and hiw | we do it so the nutrients can be absorbed into our bloodstream and it is done by lots of different chemicals produced in our body |
name three chemicals involved in chemical digestion | Enzymes, insulin and stomach acid |
What does the mouth do | the food gets chemically broken down using the teeth and chemically broken down by the saliva |
what does the oesophagus do | the food gets swallowed and pushed down using peristalsis |
what does the stomach do | it breaks down the food using enzymes |
what does the pancreas do | it produces insulen that breaks down suars |
what does a pancreas deficiency result in | diabetes |
What does the bile duct do | it produces bile that helps to break down food |
what does the liver do | it is where damged or old blood cells get broken down and fats get turned into energy |
what does the Duodenum do | this is where stomach aciuds and bile from the gall bladder break dow foods |
what does the ileum do | this is the second half of the small intestine where some water parts and vitamin B12 are absorbed |
what does the large intestine do | this is where the rest of the water is absorbed and used in the rest of the body for metabolism |
what does the appendix do | this is where infction fighting cells are produced |
what does the anus do | this is where what remaining roughage is exceted |