[PSY260H1] - Final Exam Guide - Ultimate 123 pages long Study Guide!
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PSY260H1 Full Course Notes
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Document Summary
Special topic: spatial navigation and traumatic brain injuries. Same evidence for increased risk for alzhei(cid:373)er"s disease. Damage to the hippocampus is very common after tbi. Tbi usually interested in moderate to severe cases. Type of acquired brain injury (others could be disease related) Concussions are a form of mild tbi, but has its own literature tend to be more repetitive and associated with athletes. Tbi tend to be single events and more catastrophic. Can also be caused by blasts in veterans. Deficits depend on severity and location of injury. Secondary atrophy related to changes in cerebral blood flow (swelling) resulting in further damage. Hypoxia and ischemia often result in diffuse axonal injury. Evidence for chronic neurodegeneration a long while after the injury. Can lead to increased risk of other neurodegenerative diseases. Note: hypoxia lack of oxygen, ischemia lack of blood supply: most tbi survivors have had damage to the hippocampus (common consequence, particularly vulnerable to, acceleration-deceleration.
