Discuss: What does it mean to be fit?    The 4 S-factors: Suppleness,    strength, speed and stamina.
What does it mean to be fit?If you are fit, your body is well set up for exercise.For exercise your muscle cells need ener...
ExploreHow much does pulse rate changewith different types of activities?
Summary – Pulse rate activity1. Why does your pulse change when you do someactivities?2. Which activity gave the highest p...
What process isthis animationshowing?Where is ithappening?How is this linkedto fitness andstamina?
ExplainSequence correctly what happensinside our bodies when we run upand down the stairs.
When I started to run up and down the       This was detected by my brain whichstairs…                                    ...
When I started to run up and down the           This was detected by my brain whichstairs…                                ...
Check list1. Can you explain what fitness means?2. What are the 4 S-factors3. Name the chemical reaction that releases ene...
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8B Lesson 1 fitness

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8B Lesson 1 fitness

  1. 1. Discuss: What does it mean to be fit? The 4 S-factors: Suppleness, strength, speed and stamina.
  2. 2. What does it mean to be fit?If you are fit, your body is well set up for exercise.For exercise your muscle cells need energy.Where does this come from? oxygen carbon dioxide respiration water glucose energyWhich organ systems provide the things you needfor respiration?
  3. 3. ExploreHow much does pulse rate changewith different types of activities?
  4. 4. Summary – Pulse rate activity1. Why does your pulse change when you do someactivities?2. Which activity gave the highest pulse rate?3. What sort of activity would give you a higherpulse rate?4. What might you be doing if you had a lowerpulse rate?5. When your heart is beating faster, what ishappening in your body?6. Why do different people have different pulserates?
  5. 5. What process isthis animationshowing?Where is ithappening?How is this linkedto fitness andstamina?
  6. 6. ExplainSequence correctly what happensinside our bodies when we run upand down the stairs.
  7. 7. When I started to run up and down the This was detected by my brain whichstairs… sent nerve impulses to the heart. 1 6 Glucose reacted with oxygen, releasingThe heart started to beat faster and energy. At the same time, carbonharder to move my blood faster. dioxide and water were produced.The energy needed for this came from achemical reaction in the muscle cells My heart rate went back to normal.called respiration. 3 10Very soon, my muscle cells started to My heart and blood system was able torun short of oxygen and acidic carbon supply enough oxygen to the muscledioxide started to build up in the blood. cells.When I stopped running up and down My leg muscles contracted to lift mythe stairs, the respiration in my muscle body.cells slowed down.
  8. 8. When I started to run up and down the This was detected by my brain whichstairs… sent nerve impulses to the heart. 1 6 Glucose reacted with oxygen, releasingThe heart started to beat faster and energy. At the same time, carbonharder to move my blood faster. dioxide and water were produced. 7 4The energy needed for this came from achemical reaction in the muscle cells My heart rate went back to normal.called respiration. 3 10Very soon, my muscle cells started to My heart and blood system was able torun short of oxygen and acidic carbon supply enough oxygen to the muscledioxide started to build up in the blood. cells. 5 9When I stopped running up and down My leg muscles contracted to lift mythe stairs, the respiration in my muscle body.cells slowed down. 8 2
  9. 9. Check list1. Can you explain what fitness means?2. What are the 4 S-factors3. Name the chemical reaction that releases energyto keep your muscles moving.4. Explain why it is important that our organsystems work efficiently.5. Suggest ways of evaluating whether a fitnessprogramme is working.
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