| A | B |
| cardi/o | heart |
| brady-, tachy- | slow/fast |
| angi/o | vessel |
| angiogram | x-ray of an artery |
| ven/o, phleb/o | vein |
| -statis | to stop |
| -cyte | cell |
| hem/o, -emia | blood |
| phlebitis | inflammation of veins |
| hemostat | a clamp-like instrument |
| leucocytes | white blood cells |
| erythrocytes | red blood cells |
| venogram | X-ray of veins |
| hemostasis | to stop bleeding |
| hypoxemia | low oxygen |
| hematosalpinx | blood in the uterine tubes |
| atherosclerosis | hardening of fatty plaques lining blood vessels |
| myocardial infarction | heart attack |
| mitral prolapse | when the flaps of a heart valve "fall forward" |
| regurgitation | leakage and backflow caused by a prolapsed heart valve |
| stenosis | narrowing of a heart valve causing obstructed blood flow |
| angina pectoris | chest pain caused by not enough blood flowing to the heart |
| arrhythmia | no heart rhythms |
| dysrhythmia | abnormal heart rhythms |
| ischemia | not quite enough blood flowing through the heart |
| cardiologist | physician who specializes in heart disease |
| hematologist | physician who specializes in blood disease |
| electrocardiogram (ECG / EKG) | record of electrical activity in the heart |
| echocardiography | imaging the heart using high frequency sound waves |
| cardiac scan | imaging the heart using radioactive element |
| cardiac catheterization | inserting a hallow tube into an artery; image is formed using opaque material |
| phlebotomist | nurse or technician who draws blood for lab tests |