| Question | Answer |
| arteries | carry blood "away" from heart |
| aorta | largest artery |
| arterioles | smaller arteries |
| artery function | distribute blood from heart to capillaries |
| capillaries | microscopic vessels |
| capillaries function | oxygen & nutrients to cells, waste products away from cells |
| veins | carry blood "to" heart |
| vena cava | largest veins |
| venules | smaller veins |
| veins function | collect blood from capillaries & return it to heart |
| tunica adventitia | outermost & thickest layer |
| tunica media | middle layer |
| tunica intima | inner layer |
| blood pressure | higher in arteries, lower in veins |
| systolic | top # when ventricles contract |
| diastolic | bottom # when ventricles relax |
| normal BP | 120/80 |
| pulse | alternating stretching & relaxing of arterial walls |
| how many pulse points | 9 |
| arteriosclerosis | hardening of arteries |
| artherosclerosis | fatty plaque in arteries |
| hypertension | BP over 140/90 or 120/80 |
| temporal arteritis | inflammation of temporal arteries (eyes) |
| raynauds disease | reduced blood flow to fingers & toes |
| aneurysm | weakness in blood vessel |
| varicose veins | valves of veins dont close sufficiently |
| phlebitis | inflammation of vein |
| deep vein thrombosis | Never Touch - deep veins of legs & abdomen |
| hemorrhoids | varicose veins in rectum |
| embolus | moving obstruction in bloodstream |
| occlusion | any blockage of a vessel |
| thrombus | stationary clot |