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Cardiovascular Terms
| Question | Answer |
|---|---|
| Narrowing of a blood vessel | vasoconstriction |
| Widening or relaxing of a blood vessel | vasodilation |
| Microscopic vessels that join the arterial and venous system | capillaries |
| Small fluid filled sac covering the heart | pericardial sac |
| The inner layer of the heart | ENDOcardium (Endo - think "Inside, inner") |
| The outer layer of the heart | EPIcardium |
| The middle layer of the heart | MYOcardium (Myo - think "middle") |
| Upper chambers of the heart | atrium |
| Lower chambers of the heart | ventricle |
| The pacemaker of the heart | SA Node |
| Transmit impulses to the ventricles | Purkinje fibers |
| The contraction phase of the heart | Systole |
| The relaxation phase of the heart | Diastole |
| aneurysm/o | aneurysm |
| vascul/o | vessel |
| ather/o | fatty plaque |
| my/o | muscle |
| phleb/o | vein |
| scler/o | hardening |
| thromb/o | blood clot |
| -stenosis | narrowing |
| endo- | in, within |
| peri- | around |
| Chest pain | angina pectoris |
| a traveling clot | embolus |
| when circulation is blocked causing inadequate blood supply to a part of the body (muscle). "Insufficient blood supply" | ischemia |
| During prolonged ischemia, tissue death occurs, resulting in a ____ | Myocaridial Infarction (MI) |
| Localized abnormal dilation of a vessel | aneurysm |
| Slow heart rate; less than 60 beats per minute (bpm) | bradycardia |
| Fast heart rate; greater than 100 beats per minute (bpm) | tachycardia |
| Soft, blowing sound heard over a vessel | bruit |
| abnormal, rapid quivering in the atria | fibrillation |
| inflammation of a vein | phlebitis |
| inflammation of a vein with a blood clot | thrombophlebitis |
| Partial or complete loss of consciousness caused by decreased supply of blood to the brain | syncope |
| -graphy | process of recording |
| procedure that reopens narrowed or blocked arteries to restore foward blood flow | angioplasty |
| -plasty | surgical repair |
| Reduce fluid build up in the body; act on kidneys to excrete water and sodium | diuretic |
| prevent the formation of blood clots | anticoagulants |
| block the effect of epinephrine (adrenaline) targeting beta-adrenergic receptors | Beta Blockers |