PSIO 485 Study Guide - Midterm Guide: Left Coronary Artery, Right Coronary Artery, Circumflex Branch Of Left Coronary Artery

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Amp: carbon dioxide: increases during states of increased oxidative metabolism, hydrogen ions: increases when co2 incerases, potassium ion: released by cardiac and skeletal contraction. 50% mortality: gut hypothesis: most popular theory to explain mods in crictically ill patients, results in increased gut permeability changed immune function of the gut and increased translocation of vacteria. How do these things effect perfusion of the brain: cpp (central perfusion pressure) = map (mean arterial pressure) . Icp (intracranial pressure: because the brain is very sensitive to low oxygen, we have a lot of pathways to get there this is called the circle of willis. Would it matter where in the artery: the circumflex artery travels along the coronary sulcus (between the. Give an example (from the slides): these are (anastomotic) channels that connect 1 branch of coronary artery to another, these are a good thing, because they provide native bypass mechanisms (protective mechanisms) in case 1 pathway gets blocked.

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