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Unit 1 Discussion
Unit 1 Discussion: Deciphering the Code
| Term | Definition | Extra |
|---|---|---|
| BP | blood pressure | the force of circulating blood on the walls of the arteries |
| HR | heart rate | the number of times the heart beats per minute |
| ECG /EKG | electrocardiogram | a test that records the electrical activity of the heart |
| AV | atrioventricular | relating to the atrial and ventricular chambers or the valve between them |
| SVC | superior vena cava | the large vein that returns deoxygenated blood from the upper body to the heart |
| Purkinje fibers | specialized cardiac muscle fibers that rapidly conduct electrical impulses to the ventricles | named after Jan Evangelista Perkyne |
| Bundle of His | a collection of heart muscle cells specialized for electrical conduction that transmits impulses from the AV node to the ventricle | named after Wilhelm His Jr |
| Tetralogy of Fallot | a rare congenital heart condition involving 4 specific anatomical defects | named after Etienne-Louis Arthur Fallot |
| DeBakey classification | a characterization system used to classify aortic dissections based on anatomical location | named after Michael DeBakey |
| Barlow's syndrome | another name for Mitchell Valve Prolapse (MVP) where the leaflets of the mitral valve bulge into the left atrium during contraction | named after John Barlow |
| Myocardium | the thick middle muscular layer Of the heart wall responsible for pumping blood | |
| Tachycardia | a rapid heart rate | |
| vasoconstriction | the narrowing of blood vessels | |
| Ischemia | inadequate blood supply to an organ or part of the body especially the heart muscles | |
| Endocarditis | inflammation of the inner lining of the heart chambers and valves (the endocardium) |