Anatomical illustration, detailed muscular system, various muscles, different architectural arrangements, skeletal muscle fibers, longitudinal section, transverse section, pennate muscle, fusiform muscle, convergent muscle, circular muscle, bipennate muscle, multipennate muscle, parallel muscle fibers, oblique muscle fibers, helical muscle fibers, muscle tissue, microscopic view, high magnification, scientific diagram, educational material, 3D visualization, detailed texture, realistic lighting, cinematic composition.