Movements and sounds of the heart valves of various laboratory animals (motion picture with sound recordings): H. L. Smith, M.D., E. J. Baldes, M.D., and Hiram E. Essex, M.D., Rochester, Minn.doi:10.1016/0002-8703(49)91300-9None...
The heart sounds are generated through the snapping shut of the valves of the heart and not because of the contraction of the heart muscle itself. ...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask ...
What two disease states does the S4 heart sound most commonly indicate? The closure of which two valves produces the S1 heart sound? About Learn the Heart Whether you're studying for the boards or just want to stay sharp, Learn the Heart has the tools you need to challenge your cardiology...
Heart Sounds Introduction:Heart sounds are produced by blood turbulence through the closing heart valves. There are four heart sounds: S1, S2, S3 and S4. What creates the first heart sound called S1?S1 or a lubb is caused by blood turbulence associated with closure of AV valves. Where is ...
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用听诊器可以听到心脏收缩和瓣膜关闭的声音,即是心声(heart sounds)。心声有二:第一声较低而长,是心室开始收缩、房室 … www.baike.com|基于13个网页 3. 心跳声 心跳声(Heart Sounds)既英文形声词有七种以上:正常心瓣声Normal heart sounds are associated with heart valves closing, cau… ...
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Synonym(s):cardiac sound,heart tones Farlex Partner Medical Dictionary © Farlex 2012 heart sounds The sounds heard with aSTETHOSCOPEapplied over the heart. The most prominent sounds are caused by the closure of the heart valves. Heart abnormalities, especially valve disorders, cause additional soun...
the closing of the aortic valve B. the ejection of blood from the ventricles C. the opening of the atrioventricular (AV) valves D. the first heart sound The first heart sound is caused by: a. The mitral and aortic valves closing. b. The mitral and aortic valves opening. c. The ...
A cross-sectional study of 50 randomly selected patients 12-36 months following mechanical heart valve replacement with Bjork-Shiley tilting disc valves was undertaken to investigate the factors which affect perception of, and reaction to, sounds generated by mechanical heart valves implanted in patients...