cardial muscles are special muscles with reasond
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The regular organisation of myofibrils into sarcomeres gives cardiac musclecells a striped or striated appearance when looked at through a microscope, similar to skeletal muscle. These striations are caused by lighter I bands composed mainly of a protein called actin, and darker A bands composed mainly of myosin.
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CARDIAC MUSCLE IS IM PORTANT BECAUSE it is called as a heart musscle.Heart is very important.
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