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The Emerging Mind: The Reith Lectures 2003The pons is a major route by which the forebrain sends information to and receives information from the spinal cord and peripheral nervous system. Q Qualia: A term for subjective sensations. In Phantoms In The Brain, Professor Ramachandran describes the riddle of qualia like this: How can the flux of ions and electrical currents in little specks of jelly the neurons in my brain generate the whole subjective world of sensations like red, warmth, cold or pain? By what magic is matter transmuted into the invisible fabric of feelings and sensations? R Receptor Cell: Specialized sensory cells designed to pick up and transmit sensory information. Receptor Molecule: A specific molecule on the surface or inside of a cell with a characteristic chemical and physical structure. Many neurotransmitters and hormones exert their effects by binding to receptors on cells. Reuptake: A process by which released neurotransmitters are absorbed for subsequent re-use. Rod: A sensory neuron located in the periphery of the retina. It is sensitive to light of low intensity and specialized for nighttime vision ...» |
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