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11 Cards in this Set
- Front
- Back
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Acute effect of Beta antagonist on CO
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Fall
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Acute effect on sudden change in posture on CO
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Fall- reduce in venous return, sudden rise in resistance
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Acute effect of alpha 1 antagonist on CO and an example
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a rise - fall in TPR via SMC contraction
Prazoasin/ Doxazosin |
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Infusion of fluid acute will have what effect on CO
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Rise in CO as increase venous return
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Sudden increase in raising TPR will have what acute effect on CO
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Fall
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Short term reflex:
Carotid signals pass along...to the....Efferent signals to heart are....and to arteriols along...ganglion transmission occurs with..... |
glossopharyngeal nerev
NTS sympathetic nerve and vagus sympathetic noradrenergic nerves acetyl choline |
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Septic shock causes...which leads to....Poor perfusion causes.....death is caused by.....
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fall in vascular resistance
systemic hypotension metabolic acidosis renal failure |
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Lamina flow increase shear stress causing....which causes...by...
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release of NO
vasodilation activation of guyanylate cyclase (cGMP activates PKG causing relaxation phosphorylate MLCK) |
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In endothelium, inflammation and cytokines have two effects on function....
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superoxide production and reduce reflection coefficient (wave propagation)
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prostacyclin effects on vascular SMC
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relaxation via adenylate cyclase
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Endothelin in heart failure is.....causing a .... in TPR, by....
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raised
increasing vasonconstricition by increasing Ca release |
