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BIG PAIN [ MESSENGERS ( THE NERVOUS SYSTEM ) ]

BIG PAIN [ MESSENGERS ( THE NERVOUS SYSTEM ) ] It turns out, the brain has automatic defenses cued up for a quick response to more serious pain. The perception of pain warns the brain of actual or potential tissue damage. The brain’s recognition of pain sets in motion actions to reduce or remove it,…

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FIRST GLIMPSE / A BETTER LOOK / COMPUTERIZED VISIONS [ THE AMAGING BRAIN ]

FIRST GLIMPSE / A BETTER LOOK / COMPUTERIZED VISIONS [ THE AMAGING BRAIN ] FIRST GLIMPSE The first technology to peer into the brain was the x-ray, invented by Wilhelm Rontgen (1845-1923) in 1895. The German scientist discovered a form of radiation that could penetrate the body; the rays were absorbed by dense bones, which…