Brain blood vessels, post-mortem - Stock Image - M876/0165

Brain blood vessels, post-mortem. These blood vessels are part of the Circle of Willis, the network of arteries at the base of the brain that supply it with oxygenated blood. SCIENCE PHOTO LIBRARY

Brain blood vessels, post-mortem - Stock Image - M876/0165 - Science Photo Library

Brain blood vessels, post-mortem - Stock Image - M876/0165 - Science Photo Library