Updated on November 12, 2024 Illustrate the ultrastructural arrangement of contractile fibres in striated muscle Contractile fibres in striated muscle What are the structural components of intercalated discs in cardiac muscle Transverse components Fascia adherens (Adhering junctions): site of attachment of thin filaments (actin) between cardiac myocytes Macula adherents(Desomosomes): Re-enforce the fascia adherens and are...