PSYA01H3 Chapter Notes - Chapter 3: Myelin, Neuroglia, Axon Terminal
Document Summary
Davids prolonged crystal meth habit had altered his normal functioning of some chemicals in his brain, distorting his perception of reality. Betty had a stroke that damaged an area on the right side of the brain. It was a rare disorder called prosopagnosia. , which is the inability to recognise familiar faces as a result of the brain damage caused by her stroke. Neurons: cells in the nervous system that communicate with one another to perform information-processing tasks. Santiago ramon y cajal- spanish physician, learned about a new technique for staining neurons in the brain the stain highlighted the appearance of entire cells, revealing that they came in different shapes and sizes. Neurons have three basic parts the cell body, dendrites and the axon. Neurons have two types of specialized extensions of the cell membrane that allow them to communicate: dendrites and axons. The cell body: it is also known as a soma.
