The first heart sound heard,or the "lub" sound,is caused by the _____ and the _____ valves closing.
A) ventricles contracting; AV
B) atria contracting; SL
C) atria relaxing; SL
D) ventricles relaxing; AV
Correct Answer:
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Q1: Which of the following is not a
Q2: The primary fluid flow principle of circulation
Q4: Cardiac output is determined by the:
A) return
Q5: Which of the following would not cause
Q6: The Fick formula is used for determining:
A)
Q7: Which of the following most accurately describes
Q8: Which of the following statements is true
Q9: All of the following will increase heart
Q10: A cause of a heart murmur may
Q11: Heart sounds are made by the _
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