4321097
Descrição
FlashCards por katie Dack, atualizado more than 1 year ago
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Criado por katie Dack
quase 9 anos atrás
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| Questão | Responda |
| what is the main function of the lungs? | gas exchange |
| what is the main function of the oesophagus? | moves food down to the stomach by peristalsis |
| what is the definition of peristalsis? | a series of muscular contractions that propels food through the small intestine. |
| what is the main function of what a liver does? | the bile is made here, the liver also breaks down poison such as alcohol. |
| what is the main function of the stomach? | the stomach is a muscular bag. it also kills any bacteria on food but the main function was that it digests protein. |
| what is the main function of the large intestine? | a long tube where excess water is taken from the intestine into the blood. |
| what is the main function of the small intestine? | the main function is that the digestion of the food is completed here |
| what is the order of the digestive system? | 1)mouth 2) oesophagus 3) stomach 4)small intestine 5) large intestine 6) anus |
| what is an organ? | an organ is a group of tissues carrying out a particular function. |
| what is diffusion? | diffusion is the movement of particles (ions or molecules) from an area where they are in high concentration to an area where they are in low concentration. |
| what is the equation for respiration? | |
| from which foods do we get carbohydrates from? | wheat products, sugars, potatoes, pasta, bread |
| from which foods do we get protein from? | meat, fish, dairy products, eggs, nuts |
| from which foods do we get fats from? | meat, dairy products |
| from which foods do we get vitamins from? | we get different vitamins from different vegetables and fruit. |
| from which foods do we get minerals from? | we get different minerals from different vegetables and fruit |
| from which foods do we get fibre from? | dark parts of rice or wheat (like bran) |
| from which foods do we get water from? | most vegetables and fruit and water drinks |
| what is the use of carbohydrates? | the use is for ENERGY. |
| what is the use of protein? | it is used for GROWTH |
| what is the use of FATS? | it is used for storing energy and keeping us warm |
| what is the use for vitamins? | it is used to help with chemical reactions in the body |
| what is the use of minerals | it is used for healthy bones, teeth and blood, and other purpose |
| what is the use of fibre? | it is used to help food move through the digestive system. |
| what is the use of water? | it is used for all the chemical reactions in the cells |
| what is deficiency diseases? | deficiency diseases can happen if a nutrient is lacking from the diet for a period of time |
| what does amylase break down? | maltose |
| what is polymers? | protein are polymers(long chains) of amino acid |
| what breaks down protein into small insoluble acids? | protease |
| draw a lipase (fat) | |
| what does the square on the lipase drawing represent | glycerol |
| what do the wigly lines on the lipase drawing represent? | fatty acids |
| define the term digestion | digestion- large insoluble molecules of food are broken down to small molecules |
| define the term Egestion | Egestion- food which could not be digested or absorbed. is removed by the body |
| define the term ingestion | Ingestion- food is taken into the alimentary canal. |
| define the term absorption | Absorption- the small molecules are absorbed into blood |
| define the term assimilation | assimilation- the use of absorbed food by cells ie glucose for respiration |
| what is this | spotting tile |
| amaylase | it works on starch, it is made in the salivary glands, pancreas, small intestine and cells. it acts in the mouth and small intestine |
| protease | it works on protein. it is made in the stomach, pancreas, small intestine, cells. it acts in the stomach and small intestine |
| lipase | it works on lipids. it is made in the pancreas, small intestine, cells. it acts in the small intestine |
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