You know the sound of your heartbeat: lub-dub, lub-dub. In some people, there's an extra noise that the blood makes as it flows through the heart. It sounds sort of like the noise of flowing water. This sound is called a murmur. ...
11. Nervous Tissue and Nervous System1h 35m Multiple Choice A opening of the semilunar valves B opening of the atrioventricular valves C closure of the atrioventricular valves D closure of the semilunar valves 7:13m Watch next MasterSystole, Diastole, Pressure, & Valveswith a bit...
Answer to: (a) What causes the first heart sound ("lub")? (b) What causes the second heart sound ("dub")? By signing up, you'll get thousands of...
阅读理解. You know the sound of your heartbeat: lub-dub, lub-dub. In some people, there's an extra noise that the blood makes as it flows through the heart. It sounds sort of like the noise of flowing water. This sound is called a murmur. Just like kid
The "lub-dup" sound is your heartbeat. “扑通”的声音是你的心跳。 2. Listen for the "lub-dub" sounds as the valves within the heart snap shut. 听听心脏在瓣膜突然关闭时产生的“lub- dub”声。 3. The sound-amplifying 3M Littmann Electronic Stethoscope 3200 listens to a patient’s heart...
The Heart of the Matter n Put your hand on your heart n Hold out your hand and make a fist n Why do we wear wedding rings on our left hand? n lub-Dub, lub-Dub. Sound familiar? These sounds are made by the heart valves as they open and close...
Lub-Dub 来自 EBSCO 喜欢 0 阅读量: 17 摘要: Reviews the books 'The Heart of Change: Real-Life Stories of How People Change Their Organizations,' by John P. Kotter and Dan S. Cohen and 'Leading on the Edge of Chaos: The 10 Critical Elements for Success in Voltaile Times,' by ...