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Lab 43
Human A&P
| Question | Answer |
|---|---|
| lining of the heart | endocardium |
| partition between right and left ventricles | ventricular spetum |
| fibroserous saclike structure surrounding the heart | parietal pericardium |
| two chambers of the heart that contain deoxygenated blood (2) | right atrium; right ventricle |
| large artery that carries blood from the right ventricle | pulmonary artery |
| blood vessel that returns blood to the heart from the head and arms | superior vena cava |
| remnant of a functional prenatal vessel between the pulmonary artery and the aorta | ligamentum arteriosum |
| structure formed from ductus arteriousm | ligamentum arteriosum |
| valve at the base of the pulmonary artery | pulmonic semilunar valve |
| two arteries that are branches of the pulmonary artery (2) | left pulmonary artery; right pulmonary artery |
| synonym for bicuspid valve | mitral valve |
| structure on the cardiac wall to which the chordae tendineae are attached | papillary muscles |
| muscular portion of cardiac wall | myocardium |
| thin covering on surface of heart (2) | epicardium; visceral pericardium |
| large vein that empties blood into top of right atrium | superior vena cava |
| two chambers of the heart that contain oxygenated blood (2) | left atrium; left ventricle |
| chamber of the heart that receives blood from the lungs | left atrium |
| large vein that empties blood in to the lower part of the right atrium | inferior vena cava |
| atrioventricular valves (3) | bicuspid valve; mitral valve; tricuspid valve |
| valve at the end of the aorta | aortic semilunar valve |
| blood vessel in which openings to the coronary arteries are located | aorta |
| atrium into which the coronary sinus empties | right atrium |
| valvular restraints that prevent the atrioventricular calve cusps from being forced back into the artria (2) | chordae tendineae; papillary muscles |