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  • How is energy stored in the human body?

  • The human body stores long-term energy in lipids: they are fats and oils. Lipids contain bonds that can break down to release a lot of energy. Short-term energy is stored in carbohydrates, like sugars. An example of this is glucose. However, glucose is a large molecule and is not the most efficient way for the body to quickly make energy.

  • What is fat stored as energy in the body?

  • Fat is stored in cells called adipocytes, and is broken down for energy through a process called metabolism. Protein, carbohydrates and fats are the three essential nutrients that provide the body with caloric energy. Although carbohydrates are the main source of energy for the body, fats are the most energy dense of these nutrients.

  • How does the body store glucose for energy?

  • The stomach and small intestine absorb glucose and then release it into the bloodstream. Once in the bloodstream, glucose can be used immediately as energy or stored in the body, to be used later. However, the body needs insulin to be able to use or store glucose for energy.

  • How is energy supplied to muscle cells in the body?

  • Energy is supplied to all cells including muscle cells by ATP generated from carbohydrates, fats and proteins .The unit of energy in the cells is called ATP (Adenosine Triphosphate) The body have 4 methods to create ATP, they vary by speed and whether they burn oxygen or not. These are listed 1-4 below;

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