image for brain activation, masterpiece. rendered in blender, ultra realistic, smooth shading, ultra detailed, high resolution, cinematic, unreal 6,, fine details, studio lighting, subtle shadows,,, photorealism, hyper realism, octane render, hyper detailed, canon eos r 3, f / 1. 4, iso 2 0 0, 1 / 1 6 0 s, medium shot, 8 k, raw, unedited, in - frame,