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Physical Education

Muscle Fibre Types

QuestionAnswer
Define slow-twitch muscles They are red fibres that are suited to aerobic/endurance work
Define fast-twitch oxidative they are white/red that are suited for anaerobic but can be aerobic aswell. you uswe thess in sports like football.
Define fast-twitch glycolytic These are white and are purely for anaerobic/ sprinting.
Define mitochondrial density The amount of cellular structures containing enzymes responsible for the production of energy while performing aerobic sports.
Define Oxidative enzymes
Define myoglobin content It transports oxygen to cells where aerobic glycolysis takes place. You are more likely to find them in slow-twitch fibres.
What is Capillary density occur and what does it effect? It is when small blood vessel supply your muscles with blood.
What is phosphocreatine? found in muscle tissue and capable of storing and providing energy for muscular contraction.
What are triglyceride stores? Triglycerides store fat and are used by the body to create energy and serve as building blocks for cells.
Created by: bushy1395
 

 



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