GCSE PE THEORY

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GCSE PE THEORY

• Year 9
• Lesson 1 Muscles and bones

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By the end of the lesson you should be able to

• Identify the main bones in the body.
• Identify the main muscles of the body.

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What bones am I using?
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What bones am I using?
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What bones am I using?
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What bones am I using?
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Where are these muscles?
HAMSTRINGS
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Where are these muscles?
GLUTEALS
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Where are these muscles?
DELTOIDS
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Where are these muscles?
GASTROCNEMIUS
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Where are these muscles?
BICEPS
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Where are these muscles?
PECTORALS
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Where are these muscles?
TRAPEZIUS
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Which muscles are used?
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Which muscles are used?
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Which muscles are used?
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Which muscles are used?
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Which muscles are used?
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HOW DO MUSCLES MAKE MOVEMENT?

• Muscles can only pull, they cannot push.
• This means you need two muscles to work together
  to move in two directions .. Otherwise you would
  get stuck!

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Muscle pairs..

• One muscle contracts (gets shorter) while its
  partner relaxes (gets longer)

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Muscle pairs..

• To make the opposite movement they must swap
  over

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MUSCLE PAIRS

• When muscles work in pairs they are called
  ANTAGONISTIC pairs.
• Bicep and
• Hamstring and .
• Abdominals and .

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By the end of the lesson you should be able to

• Identify the main bones in the body.
• Identify the main muscles of the body.