Which organ is one of the organs with special circulation?

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Some tissues need a specialized pattern of blood flow to support their unique functions, and the brain is a prime example. Cerebral circulation is tightly regulated to keep a constant blood flow despite changes in blood pressure, a process called cerebral autoregulation. This stability is essential because neurons are highly sensitive to oxygen and glucose shortages, so the brain relies on a protective barrier—the blood-brain barrier—and precise perfusion to function properly. While other organs have important vascular features, they don’t exhibit this same combination of constant, tightly controlled flow and protective barrier that characterizes cerebral circulation, making the brain the organ most associated with specialized circulation.