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MedTerm Chap 11
LOM Chapter 11 Vocabulary
| Question | Answer |
|---|---|
| Aorta | largest artery in the body |
| Arteriole | small artery |
| Artery | largest type of blood vessel; carries blood away from the heart |
| Atrioventricular bundle | specialized muscle fibers in the wall between the ventricles that carry the electric impulses to the ventricles. |
| Atrioventricular node | specialized tissue at the base of the wall between the two upper heart chambers. |
| Atrium | one of two upper chambers of the heart. |
| Capillary | smallest blood vessel |
| Coronary arteries | the blood vessels that branch from the aorta and carry oxygen-rich blood to the heart muscle. |
| Deoxygenated blood | blood that is oxygen-poor |
| Diasystole | relaxation phase of the heartbeat |
| Endocardium | inner lining of the heart |
| Endothelium | innermost lining of the blood vessels. |
| Mitrial valve | valve between the left atrium and left ventricle of the heart; bicuspid valve. |
| Murmur | abnormal heart sound caused by improper closure of the heart valves. |
| Myocardium | muscle layer of the heart. |
| Pericardium | sac-like membrane surrounding the heart. |
| Pulmonary artery | artery carrying oxygen-poor blood from the heart to the lungs. |
| Pulmonary circulation | flow of blood from the heart to the lungs and back to the heart. |
| Pulmonary valve | one of two pairs of vessels carrying oxygenated blood from the lungs to the left atrium of the heart. |
| Septum | partition; in the cardiovascular system, between the right and left sides of the heart. |
| Sinoatrial node | pacemaker of the heart. |
| Sphygmomanometer | intrument to measure blood pressure. |
| Systemic circulation | flow of blood from the body cells to the heart and back out from the heart to the cells. |
| Systole | contraction phase of the heartbeat. |
| Tricuspid valve | Located between the right atrium and the right ventricle. |
| Vein | thin-walled vessel that carries blood from body tissues and lungs to the heart. |
| Vena cava | largest vein in the body. The superior and inferior bring blood into the right atrium of the heart. |
| Ventricle | one of two lower chambers of the heart. |
| Venule | small vein |
| Angio | vessel |
| Aorto | aorta |
| Artero | artery |
| Arterio | artery |
| Athero | yellowish plaque, fatty substance |
| Atrio | atrium, upper heart chamber |
| Brachio | arm |
| Cardio | heart |
| Corono | heart |
| Cyano | blue |
| Myxo | mucus |
| Oxo | oxygen |
| Pericardio | pericardium |
| Phlebo | vein |
| Sphygmo | pulse |
| Stetho | chest |
| Thrombo | clot |
| Valvulo | valve |
| Valvo | valve |
| Vaso | vessel |
| Vasculo | vessel |
| Veno | vein |
| Veni | vein |
| Ventriculo | ventricle, lower heart chamber |
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