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The Journey of a Cheese Sandwich

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The Journey of a Cheese Sandwich
The digestive system helps the body to break down food into smaller molecules to help the body to absorb the nutrients it needs and lets the body digest the energy from the food. Enzymes chemically react with the food and act as a catalyst to speed the process up. The body needs each food group from different reason:
Dairy provides calcium-keeps bones strong.
Carbohydrates for quick release of energy.
Fats provide a slow release of energy throughout the day.
Protein builds and repairs muscle.
Whilst vitamins help us to concentrate.
Fibre can’t be digested, but keeps you filled up and water keeps up your liquid levels.

What Happens in Each Organ During the Process of the Digestive System?

The Mouth: This is where the digestion of food starts, even before you take a bite of a Cheese Sandwich, the smell of it triggers the salivary glands in your mouth to create saliva, making your mouth water; when the food is in your mouth, the saliva increases. The food is broken down into small pieces by chewing, which are then small enough to be digested. More saliva is produced to begin the process of breaking down food into a form your body can absorb and use.

The Oesophagus AKA Throat: This muscular tube carries food from your mouth to your stomach. By swallowing, using your tongue and the roof of your mouth against each other, food is pushed into your oesophagus and pushed down with a series of contractions.

The Stomach: A hollow organ that holds food while it is being mixed with enzymes that continue the process of breaking down food into a usable form. Cells in the lining of the stomach hold a strong acid and a powerful enzyme that are responsible for the breakdown process. Once the food has been broken down further, it is released into the small intestine.

The Small Intestine: This is a muscular tube that breaks down food using enzymes released by the pancreas and bile from the liver. Peristalsis also moves food through and mixes it with digestive discharge

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