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Which one of these describes an isometric contraction? A The muscle expands in size B The muscle increases in length C The muscle remains the same length D The muscle decreases in length - AQA - GCSE Physical Education - Question 5 - 2023 - Paper 1

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Which-one-of-these-describes-an-isometric-contraction?--A-The-muscle-expands-in-size--B-The-muscle-increases-in-length--C-The-muscle-remains-the-same-length--D-The-muscle-decreases-in-length-AQA-GCSE Physical Education-Question 5-2023-Paper 1.png

Which one of these describes an isometric contraction? A The muscle expands in size B The muscle increases in length C The muscle remains the same length D The m... show full transcript

Worked Solution & Example Answer:Which one of these describes an isometric contraction? A The muscle expands in size B The muscle increases in length C The muscle remains the same length D The muscle decreases in length - AQA - GCSE Physical Education - Question 5 - 2023 - Paper 1

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C The muscle remains the same length

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Answer

An isometric contraction is characterized by the muscle exerting force without changing its length. This means that during an isometric contraction, the muscle remains constant in size and does not shorten or lengthen. Therefore, option C correctly describes this type of contraction.

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