Originally Posted by ecgram
its T tubule invagination along with the 2 cisternae (3 structures) form the triad
in skeletal muscle, where as in cardiac muscle only 1 cisternae along with t tubule form the diad
hope u got it
read your comment saw the pics. understood.
one more thing-
function of t-tubule is to open Ca channel in cisternae why is invaginated as the both are located around the muscle fibre?