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NAMES: _________________________________ Concentric 3 types of muscle contraction Concentric contractions take place when the agonist muscle _____________ and the antagonist muscle ____________. Eccentric Eccentric contractions take place when the agonist muscle ______________ and the antagonist muscle ____________. Isometric Isometric contractions take place there is a pushing or pulling force but both of the muscle in the antagonistic pair stay the _______ ___________. Sporting Examples Concentric Eccentric Isometric 1 NAMES: _________________________________ Sporting Examples 1. Chest pass 2. Rowing Muscles – Agonist – Antagonist – Muscles – Agonist – Contraction type – Antagonist – Contraction type – Muscles – 4. Back to back pushing Agonist – Muscles – Antagonist – Agonist – Contraction Type – Antagonist – 3. Standing Broad Jump Contraction Type – 5. Press Up – Upward Phase Muscles – Agonist – Antagonist – Contraction Type – 2 NAMES: _________________________________ 6. Press Up – Downward Phase 7. Counter Balance Muscles – Muscles – Agonist – Agonist – Antagonist – Antagonist – Contraction type – Contraction Type – 8. Bicep Curl – Upward Phase 9. Bicep Curl – Downward Phase Muscles – Muscles – Agonist – Agonist – Antagonist – Antagonist – 10. Rugby Scrum Contraction Type – Contraction Type – Muscles – Agonist – Antagonist – Contraction type – 11. Javelin Throw Muscles – Agonist – Antagonist – Contraction type – 3 NAMES: _________________________________ 12. Sprint Start Muscles – Agonist – Antagonist – Contraction type – Key Terms Muscle Contraction – A shortening or tensing of a muscle which causes movement. Antagonistic Pair – Two muscles which work together e.g. the bicep and tricep. Agonist – Main mover! The muscle in the antagonistic pair which is making the movement happen. Antagonist – The lazy one of the pair! This one does the opposite of the agonist. It relaxes while its partner contracts. 4
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