Topic 4 - Bioenergetics ( 9. exercise ) Flashcards

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1
Q

what happens to glycogen during exercise?

A

glycogen in muscles is converted back to glucose to provide fuel for increased cellular respiration

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2
Q

What is the name of the carbohydrate used to store glucose in muscles?

A

Glycogen

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3
Q

Give the 4 changes that take place in your body during exercise

A
  • Heart rate increases
  • Arteries and veins dilate (widen)
  • Breathing rate increases and you breathe more deeply
  • Glycogen in muscles is turned back into glucose
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4
Q

Why does your body’s heart rate increases and arteries dilate (widen) when you exercise?

A

To increase the flow of oxygenated blood to your muscles, also increase the rate that CO2 is removed from cells

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5
Q

Why does your body’s breathing rate increases and you breathe more deeply when you exercise?

A

It increase the rate oxygen is brought into the body, meaning your RBC pick up more oxygen to take to cells. Also CO2 is removed from the body more quickly

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