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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 |