1024x931pxskeletal muscle anatomy, human muscular system, myocyte structure, arm muscle cross-section, muscle fiber detail, human body musculature, anatomy educational illustration
1440x565pxskeletal muscle anatomy, myocyte structure, strength training muscles, connective tissue fibers, muscle fiber cross-section, human body muscle cells, endomysium layer details
1210x849pxsmooth muscle tissue diagram, myocyte cell structure, human body muscle tissue, muscular system anatomy, smooth muscle cell function, tissue cell biology, muscle tissue cross-section
