The first heart sound ("lub")
A) is associated with atrial systole.
B) is associated with closing of the mitral valve.
C) is associated with opening of the mitral valve.
D) is associated with closing of the aortic valve.
E) is associated with opening of the aortic valve.
Correct Answer:
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Q69: Q82: Put in correct order the sequence in Q84: The first heart sound is heard when Q86: Q89: Q91: Q97: Q109: During ventricular systole, the Q113: Depolarization of the atria corresponds to the Q150: Figure 20-2 Cardiac Cycle Unlock this Answer For Free Now! View this answer and more for free by performing one of the following actions Scan the QR code to install the App and get 2 free unlocks Unlock quizzes for free by uploading documents![]()
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A) atria are contracting.
B)![]()