January 20, 2014 (1)

Middle cerebral artery weakness or paralysis of their

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Unformatted text preview: bility for motor or sensory. Middle cerebral artery -weakness or paralysis of their face.posterior inclusion-vision ( loss)/ right visual field. - Watershed Areas The brain has areas that are called watershed-interior cerebral artery will cross with the middle cerebral artery/ strokes can also occur with decrease systemic pressure / not enough blood pumped in the brain.The end arteries/ blood doesnt get to them Stroke (2:26) • It is the 3rd leading cause of death in Canada (after cancer and heart disease) • Syndrome caused by disruption of blood flow to part of the brain • Deprives neurons and other brain cells of glucose and oxygen leading to cell death • Results in impaired or lost function -Most ppl with stroke end up with depression -Stroke is a big problem in our society- Stroke is an aging disorder ( onset is slowly decreasing ) stroke is lifestyle factor ( lots of inactivity/ high fat and high salt food) -Stroke ( blocking glucose and oxygen to the brain) they will enventually die and cannot perform their function/ not being able to use our arms/ neurons in the affective areas 5 warning signs of stroke Weakness - Sudden loss of strength or sudden numbness in the face, arm or leg, even if temporary. temporal lobe Trouble speaking - Sudden difficulty speaking or understanding or sudden confusion, even if temporary. Vision problems - Sudden trouble with vision, even if temporary. occipital lobe Headache - Sudden severe and unusual headache. Dizziness - Sudden loss of balance, especially with any of the above signs. Two types of stroke • Ischemic • Hemorrhagic main types of stroke we see Ischemic Stroke (80-85%) cutting off brain supply to the brain( main strokes)/cortex has been affected /severe symptoms of stroke Ischemic Stroke The invading cloth comes from within the brain itself • Cerebral Thrombosis • Blood clot that forms in the brain • Cerebral Embolism • Blood clot that forms in another area of the body and travels to the brain • Decreased Systemic Perfusion comes from other places like heart even leg ( from somewhere else in the body When bood pressure is decrease not enough blood is supplied to the brain Cerebral thrombosis • Atherosclerosis specific of hardening of the arteries /accumulation of Ca and Fatty ( cholesterol)/ smoking can damage lining of the arteries /cholesterol can accumulate and cut off blood supply (rupture ( blood pour out.Fatty deposits. Cholesterol essential (...
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