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Medical Terms Ch 9
The Cardiovascular System
| Term | Definition |
|---|---|
| cardi/o | heart |
| vascular | blood vessels |
| 4 chambers | 2 atria, 2 ventricles |
| left side | receives from lungs and delivers oxygen-rich blood to body |
| right side | receives from body and delivers oxygen-poor blood to lungs |
| valvul/o, | valve |
| arti/o | atrium (upper chamber) |
| sept/o | septum (divide left and right side) |
| ventricul/o | ventricle (lower chamber) |
| coron/o | heart (specifically blood supply) |
| arteries | takes blood away from heart |
| veins | take blood to heart |
| capillaries | connect arteries and veins |
| angi/o, vas/o, vascul/o | vessel |
| aort/o | aorta (main vein that distributes blood through body) |
| arteri/o | artery |
| ather/o | fatty plaque |
| phleb/o, ven/o | vein |
| angina pectoris | chest pain |
| arrhythmia, dysrhythmia | irregular heartbeat |
| diaphoresis | profuse sweating |
| systole | *contracting* and sending blood out of ventricles |
| diastole | vessels when heart is *relaxed* and filled with blood |
| endo | inside |
| peri | around |
| epi | upon |
| tachy- | fast |
| brady- | slow |
| cyan | blue |
| murmur | abnormal heart sound |
| vena cava | vein that carries blood from body to heart |
| embolus | floating material |
| occlusion | cutoff in flow, closing or blockage of a passage |
| -ectasia | dilation |
| -lith | stone |
| -sclerosis | hardening |
| varicose veins | enlarged, dilated veins |
| ischemia | blockage of blood flow to organ |
| thrombus | blood clot |
| aneurysm | weakened area that bulges |
| atrialnfibrillation | quivering |
| effusion | accumulation of fluid |
| -edema | swelling |
| CPR | cardiopulmonary resuscitation |
| A-fib | atrial fibrillation |
| NSR | normal sinus rhythm |
| SCA | sudden cardiac arrest |
| ASD | atrial septum defect |
| MVP | mitral valve prolapse |
| VSD | ventricle septum defect |
| HTN | hypertension |
| CHF | congestive heart failure |
| CO | cardiac output |
| PCI | percutaneous coronary intervention |
| SV | stroke volume |
| CAD | coronary artery diseaese |
| MI | myocardial infraction |
| CABG | coronary artery bypass graft |
| DVT | deep vein thrombosis |
| AA | abnormal aortic aneurysm |