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Blood & Heart
Blood, Heart, & Circulation
| Question | Answer |
|---|---|
| Approximately how much of total body weight does whole blood make up? | 8% |
| What are the five classes of leukocytes? | Neutrophils, lymphocytes, monocytes, eosinophils, and basophils |
| What are the four ABO blood types? | Type A, Type B, Type AB, and Type O |
| What is another term for blood-clotting? | Coagulation |
| What is the multilayered sac that covers the hear called? | Pericardium |
| How many chambers of the heart are there? | Four (two atria & two ventricles) |
| What are the four valves of the heart? | Tricuspid, bicuspid (or mitral), pulmonary, and aortic |
| Myocardial infarction is another term for what? | Heart attack |
| Which blood vessels carry blood AWAY from the heart? | Arteries |
| Which blood vessels carry blood TOWARD the heart? | Veins |
| Which vein drains most of the superficial leg and foot? | Great saphenous vein |
| What structure is unique to pregnancy and provides an exchange of nutrients between fetal and maternal blood? | Placenta |
| What is referred to as the study of the circulation of blood? | Hemodynamics |
| Which two factors determine cardiac output? | Stroke volume and heart rate |
| What tool is used to measure blood pressure? | Sphygmomanometer |