PSYB65H3 Chapter Notes - Chapter 3&12: Japanese Writing System, Stretch Receptor, Parvocellular Cell
Document Summary
: numbness in hand and unable to stand, suffered stroke (an interruption of blood to the brain that kills brain cells and causes he sudden appearance of neurological symptoms) Ischemia deficiency of blood flow to the brain due to functional constriction or to the actual obstruction of a blood vessel (ex. By a clot); can be treated with tissue plasminogen activator (t-pa) which breaks up clots, has to be given within 3 hours. Stroke second leading cause of death. Neurons in brain are organized in layers and groups called nuclei groups of cells forming clusters that can be visualized with special stains. Coronal section = cut on vertical plane from crown of head. Horizontal section = viewed from looking down on a brain from above. Sagittal section = cut lengthways, front to back, and viewed from the side. Ipsilateral same side; contralateral diff; bilateral if one structure lies on both sides. Proximal vs distal close vs far apart.