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Lecture 13

Psychology 101: Lecture 13

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PSYC 101
Michael De Souza

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Lecture #13 - October 3, 2012 October-03-12 11:00 AM SLIDE #3 • Stroke is the #3 cause of death in Canada, U.S., Europe and other industrialized countries • 1/3 to 2/3 of stroke survivors require rehabilitation (loss of function) • Damage to the brain or spinal cord, problem with the blood supply to the brain SLIDE #4 • Brain takes up 20% of the oxygen within the body, only 2% of the body's mass ○ Loss of oxygen can be devastating SLIDE #5 • Ischemic stroke: blocked blood vessel, blood unable to travel through (significant blockage) ○ Diets with high in fats and cholesterol, lack of exercise increases the risk of stroke ○ Thrombotic stroke: artery has been blocked up and clogged (poor diet, lack of exercise) • Embolic: sudden blockage that came from somewhere else ○ Blood may become caught in a blood vessel ○ Air embolism: travels through vein and becomes stuck ○ Blood clots that are sent up to the brain will cause a stroke • Hemorrhagic: bleeding out, diabetes, hypertension (high blood pressure), stress
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