11th Class Biology Body Fluids and Circulation / शरीर के तरल पदार्थ और परिसंचरण

  • question_answer 13)
    Explain heart sounds. 

    Answer:

    During each cardiac cycle, two prominent sounds are produced which can be easily heard through a stethoscope. The first heart sound (lub) is associated with the closure of the tricuspid and bicuspid valves, whereas the second heart sound (dyp) is associated with .the closure of the semilunar valves. These sounds are of clinical diagnostic significance. 


You need to login to perform this action.
You will be redirected in 3 sec spinner