| A | B |
| Aneurysm | Abnormal widening of portion of the artery due to weakness of the blood vessel |
| Bruit | Murmur detected by auscultation |
| Embolism | Sudden obstruction of an artery by a floating clot or foreign material |
| Hemoconcentration | Concentration of the blood |
| Ischemia | Deficient blood flow as a result of an obstruction or constriction of blood vessels |
| Paresthesia | Abnormal sensation |
| Phlebitis | Inflammation of the vein |
| Phlebothrombosis | Development of venous thrombi without venous inflammation |
| Poikilothermy | Coolness in an area of the body as a result of decreased blood flow |
| Thrombophlebitis | Development of venous thrombi in the presence of venous inflammation |
| Thrombosis | Development or presence of a thrombus |
| Vasoconstriction | Decrease in blood vessel diameter |
| Viscosity | Resistance to flow related to the friction between two components; thickness |