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CVS
cvs test study notes 2
Question | Answer |
---|---|
CVS largely controlled by | Nervous system |
largely affected by | hormones |
hearts abilty | adjust strength of contraction based on amount of blood in chambers |
layer 1 | endocardium |
endocardium | lines the inside of the heart |
layer 2 | myocardium |
myocardium | thickest layer |
layer 3 | pericardium |
pericardium | double membrane |
lungs | right |
body | left |
bundle of his | right |
SA node | pacemaker |
purkinse fibers | left |
atrial ventricle | left |
arteries | high o2 blood....carry blood away from the heart... muscular layer |
pulmonary artery | only artery that carries non oxygenated blood |
veins | carry blood to the heart... low o2 |
pulmonary vein | only vein that carries high o2 |
veins jobs | gravity & movement of surrounding muscle to veins |
capillaries | microscopic..... carries blood between veins |
heart weight | less than 1 pound |
size | your fist |
how many liters of blood does it pump | 5 |
manufactures every...days in bone marrow | 90-100 |
beats per day | 100,000 |
thoracic cavity | base: superior apex: inferior apical |
acadiac arythmia | pacemaker defect poor ciculation |
rheumatic heart diseae | bacterial infection strp throat SOB CP |
atherosclerosis | artery hardening vessels narrow controled diet exercise medicine surgery |
myocardial infarction | heart attack |
myocardial infarction signs | fat build up Ischemia blood flow CP fatigue indegestion nausea left side pains |
myocardial infarction women only | neck pain |
CABG | coronary artery bypass graft |
anuerysm | huge blow out congenital |
phlebittis | swelling stiffness pain |
varicose veins | sstanding for long periods of time treatment of exercise elevation supportive hosery surgical correction |
assessments 1 | get vital signs |
vital signs | blood pressure pulse rates |
assessment 2 | check blood pressure |
assessment 3 | listen to the heart |
assessment 4 | echocardiogram |
assessment 5 | cardiac catherizatoin |
cardiac catherization | shoot die throught it |
tachycardia | above 100 |
bradycardia | below 60 |
silent killer | high BP |
hypertension | high stress |