The respiratory therapist is listening to the heart sounds of a patient with a suspected pulmonary embolus. The therapist could expect to hear all of the following EXCEPT:
a. increased second heart Sound (S2).
b. increased splitting of the second heart sound (S2).
c. third heart sound (S3).
d. fourth heart sound (S4).
D
As a result of the pulmonary embolus and the increase in pulmonary vascular resistance, the following heart sounds could be expected: increased second heart sound (S2), increased splitting of the second heart sound (S2), and third heart sound (ventricular gallop). The fourth heart sound would not be an expected finding.
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