Description:
isolated arrowhead and MRI scan of human brain on black background - evolution concept
Photo taken on: October 13th, 2006

Keywords:
abstract active american anatomy ancient antique arrowhead authentic background black brain clever computer concept ct culture developing development diagnosis einstein evolution gray handmade head healthy human idea imaging indian indigenous intellect intellectual intelligence intelligent isolated judgement man medical men mind modern mri native nerve nerves neuron object old organ prehistoric primitive process projectile protect protection psychology radiology real rock scan shape sharp skull smart spear stone symbolic technology think thinking timeless traditional tribal ultrasound warfare warrior weapon wisdom xray

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