Which is NOT true regarding Type 1 muscle fibre?: (A) High glycolytic capacity, (B) High capillary density, (C) High number of mitochondria, (D) High myoglobin content
Answer is A. (A) High glycolytic capacity CLASSIFICATION OF FIBER TYPES IN SKELETAL MUSCLESFeaturesType IType IIOther namesSlow; oxidative; redFast; glycolytic; whiteMyosin isoenzymeATPase rateSlowFastCa2+-pumping capacity of sarcoplasmic reticulumModerateHighDiameterSmallLargeGlycolytic capacityModerateHighOxidative capacity (correlates with content of mitochondria, capillary density, myoglobin content)HighLow