is 1.01 MB, has a resolution of 2500x1786 pixels and was uploaded on July 7, 2020 @ 12:27 am by user: robiig. It is filed under the tags: text, cardiac excitationcontraction coupling, receptor, sarcolemma, neuromuscular junction. Click the blue button at the top to freely download: Muscle Contraction Cardiac Excitation-contraction Coupling Skeletal Excitation–contraction png.