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The reaction of glucose with oxygen, which is equivalent to burning, but slower, releases energy which drives every other chemical reaction of the body, including those which cause muscle fibers to contract.

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12y ago
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3mo ago

Extra glucose and oxygen provide more energy to muscle cells through a process called cellular respiration. This allows for more efficient production of adenosine triphosphate (ATP), the energy currency of cells, enabling muscles to contract with increased force.

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Q: Why does extra glucose and oxygen let muscles pull harder?
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What molecule do mammals use to store extra glucose in their muscles?

Mammals store extra glucose as glycogen in their muscles. Glycogen is a polysaccharide that serves as a readily available energy source that can be quickly broken down into glucose when needed for energy.


Why glucose consumed at a high rate in the absence of oxygen and at low rate in its presence?

When glucose is used for energy, oxygen is also used, so I'm not sure I understand this question. When we exercise for awhile, we use up the easily available glucose (the glycogen stores) and have to switch to making it from protein (like organs and muscles) and fat stores (producing ketones). Exercise causes us to breathe harder to supply the extra oxygen needed to use the glucose........ See? I'm missing something. Will try again if you can explain it for me.


Which molecule do mammals use to store extra glucose in their muscles?

glycogen


Where is extra gluecose stored?

Extra glucose is stored in the liver and muscles in the form of glycogen. If these stores are full, excess glucose can be converted to fat and stored in adipose tissue.


How do blood and oxygen work together in the body when you are running?

When you are running, your muscles are working extra hard. Therefore, they need more oxygen and glucose than normal, since it is the chemical reaction between these two that produces energy for work. The blood is pumped to the lungs for more oxygen and to the liver for more glucose. (Glucose is stored in the liver.) Blood flow to the working muscles is increased in order to deliver these two, and to carry away carbon dioxide and heat that are produced as wastes.


What is glucose produce for?

Glucose is primarily produced for providing energy to cells in the body. It is a major source of fuel for various metabolic processes and is essential for the normal functioning of tissues and organs. Additionally, glucose can be stored as glycogen for later use in the liver and muscles.


How does skeletal muscle change during exercise?

Once you start to exercise, your body has to make sure that the muscles that are now working much harder receive the oxygen and fuel they need to keep contracting. The various body systems must begin to work faster and harder to meet this extra demand. The muscles start to work harder, requiring more oxygen and producing more carbon dioxide, which needs to be removed


Why is there a change is heart beat as man exercises?

Exercise works the muscles and increases their demand for oxygen in the blood. The heart must pump harder to get more blood to the muscles to meet this extra demand. The body knows it must pump the heart harder for several reasons. Firstly, the brain tells the heart that it is exercising, and so is likely to need more oxygen. Secondly, special sensory nerves can detect subtle changes in the blood, like low oxygen and acidity, that stimulates the heart.


What chemical collects in muscles when your body makes extra energy without enougth oxygen?

Lactic acid collects in the muscles when your body produces extra energy without enough oxygen.ExplanationWhen you exercise with plenty of oxygen supply then energy is produced in the body by absorbing the sugar content in the body (glucose/fructose/sucrose) plus oxygen. This is called aerobic respiration.When there is not enough oxygen or no oxygen and your body needs to produce extra energy, then the body breaks down the carbohydrate, proteins and fats to produce extra energy. This process is called Anaerobic respiration. The end product of anaerobic respiration is lactic acid. This lactic acid collects in the muscles.The lactic acid collection in the muscles is cleared when oxygen supply is available again.However the energy produced by anaerobic respiration is less when compared to aerobic respiration.


Why does blood pressure increase during exercise?

As we exercise, we use our muscles. Our muscles need oxygen to function. Therefore, the more we exercise, or the harder we exercise, the more oxygen we need. In order for our muscles to get that extra oxygen, we need to breathe more. The oxygen then enters our blood and our hearts beat stronger and faster in order for the oxygen to reach the muscles as quickly as possible, thus why our blood pressure increases.


Does anaerobic exercise require body use in extra oxygen?

No, anaerobic exercise does not require the body to use extra oxygen. Anaerobic exercise relies on stored energy sources in the muscles, such as glycogen, for fuel without the need for oxygen.


Does Aerobic exercise force the body to provide extra oxygen to the muscles?

its really hard i need help