Assertion: cardiac muscle's muscle cell | /r/HasAspect | myofibril
Facets:
Source sentences:
text: Cardiac muscle cells have myofibrils composed of myofilaments arranged in sarcomeres, T tubules to transmit the impulse from the sarcolemma to the interior of the cell, numerous mitochondria for energy, and intercalated discs that are found at the junction of different cardiac muscle cells.