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Chapter 5
Cardiovascular System
Term | Definition |
---|---|
Angi/o | vessel |
Aort/o | aorta |
Arteri/o | artery |
Ather/o | fatty substance |
Atri/o | atrium |
Coron/o | heart |
Hemangi/o | blood vessel |
Ox/i, Ox/o | oxygen |
Phleb/o | vein |
Thromb/o | clot |
-manometer | instrument to measure pressure |
-ole,-ule | small |
-tension | pressure |
Basic flow of blood: | Heart-Artery-capillary-vein-heart |
Endocardium | Inner layer of the heart that lines the heart chambers |
Myocardium | thick,muscular middle of the heart |
Epicardium | outer layer of the heart |
Artery | takes blood away from heart |
Valve | brings blood to the heart |
Systolic BP | Highest blood pressure reading |
Diastolic BP | Lowest blood pressure reading |
Coronary arteries | arteries that supply blood to the heart |
Auscultation | listening to sounds using a stechoscope |
Ischemia | insufficient blood supply to a tissue |
Coronary artery disease | Disease in the coronary arties |
Angina pectoris | heart ischemia but not death of heart muscle |
Thrombus | blood clot on wall of blood vessel |
Embolus | piece of thrombus that has broken off and moved in blood vessel till it can't move farther because of it's size |
Hypertension | high blood pressure |
Hypotension | low blood pressure |