This article takes a close look at peripheral cyanosis, including its causes, symptoms, and treatment. It also looks at another type called central cyanosis, which affects core organs in the body ...

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The human nervous system consists of the central and peripheral nervous systems. The brain and spinal cord are the keys to your central nervous system. The large network of nerve cells throughout ...

Your peripheral nervous system connects the nerves from your brain and spinal cord, or central nervous system, to the rest of your body. This includes your: arms and hands legs and feet face and ...