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Circulatory System
Vocabulary
| Term | Definition |
|---|---|
| Atrium | two upper chambers of the heart |
| Ventricles | two lower chambers of the heart |
| Aorta | largest artery of the human body located in the heart |
| Coronary Circulation | the flow of blood to and from the tissues of the heart |
| Systemic Circulation | largest part of the circulatory system, in which oxygen-rich blood flows to all the organs and body tissues, except the heart and lungs, and oxygen-poor blood is returned to the heart |
| Pulmonary Circulation | the flow of blood through the heart to the lungs and back to the heart |
| Artery | blood vessel that carries blood away from the heart |
| Vein | blood vessel that carries blood back to the heart |
| Capillary | microscopic blood vessels that connects arteries and veins |
| Blood Pressure | the force of blood against the walls of the arteries |
| Atherosclerosis | leading cause of heart disease where fatty deposits build up on arterial walls |
| Hypertension | high blood pressure |
| Heart Failure | when the heart cannot pump blood efficiently |
| Plasma | liquid part of the blood |
| Red Blood Cells | supply your body with oxygen-disk shaped and have no nuclei |
| White Blood Cells | fight bacteria, viruses and other invaders in your body |
| Leukemia | disease that produces immature white blood cells |
| Platelets | irregularly shaped cell fragment that helps clot blood |
| Blood Type | 4 Types: A, B, AB and O Types A, B, and AB contain antigens Type O contains No antigens Each blood type have specific antibodies in its plasma |
| Anemia | a disease of the red blood cells |