1154x1321pxhuman brain outline, black and white brain drawing, line art brain, monochrome brain illustration, cerebral cortex depiction, neural structure diagram, brain anatomy sketch
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2108x1583pxHuman brain sketch, black and white cerebrum drawing, human anatomy illustration, neural sketch, cognitive organ diagram, cerebral cortex outline, brain structure art
960x500pxhuman brain outlines, neuron network diagram, brain line art, nervous system illustration, brain lobes structure, cerebral cortex map, neurology visuals
