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Week 10 Quiz 8
Masterbooks Intro to A&P Volume 2
| Term | Definition |
|---|---|
| pericardium | this sac goes around the heart |
| epicardium | made mostly of connective tissue and provides a protective covering for the surface of the heart |
| desmosome | helps hold the muscle fibers together as they contract |
| pulmonary circulation | the right-sided circulation |
| systemic circulation | the left-sided circulation |
| artery | vessel that carries blood away from the heart |
| vein | vessel that carries blood toward the heart |
| atria | collects blood as it returns to the heart |
| pulmonary veins | veins that bring blood from the lungs to the left atrium |
| vena cavae | the veins that bring blood back from the brain and the body |
| tricuspid valve | blood passes from the right atrium into the right ventricle through this |
| bicuspid valve | blood passes from the left atrium into the left ventricle through this |
| mitral | used for the bicuspid valve because the two cusps look a little like a bishop's headdress, called a miter |
| chordae tendineae | the ties that bind the cusps to the ventricular walls; this Latin name means "heart strings: |
| semilunar valves | the valves guarding the exit from the ventricles |
| pulmonary valve | the semilunar valve between the right ventricle and the pulmonary artery |
| cardiac cycle | the name given to the five steps involved in filling the heart's chambers and pumping the blood |
| atrial systole | after the passive filling of the ventricles, when the atria simultaneously contract |
| edema | swelling caused by fluid accumulating in tissues |
| pulmonary edema | fluid in the lungs |
| interventricular septum | muscular wall between the ventricles |
| myocardial infarction | commonly known as a "heart attack" |
| myocardial ischemia | the situation where adequate oxygen is not delivered to the heart muscle |
| coronary heart disease | a type of cardiovascular disease, a term that includes heart attacks and strokes and other diseases of the heart and blood vessels |
| autorhythmic cells | these repeatedly produce electrical signals that stimulate the heart to contract |
Created by:
larmstrong3
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