NR 509 APEA EXAM – PREGNANCY QUESTIONS AND ANSWERS WITH EXPLANATIONS

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NR 509 APEA EXAM – PREGNANCY QUESTIONS AND ANSWERS WITH EXPLANATIONS Question: 1 What is the standard instrument used to auscultate fetal heart tones? a)Stethoscope b)Doppler Correct c)Pre-nat... al monitor d)Ultrasound Explanation: The Doppler fetal rate monitor is the standard instrument used for this measurement, and can detect the fetal rate (FHR) as early as 10 weeks gestation. Question: 2 During pregnancy, what sound may be auscultated at the second or third intercostal space at the sternal border due to increased blood flow through the vessels? a)Diastolic murmur Incorrect b)Systolic murmur c)Venous hum Correct d)Bruit Explanation: A venous hum, or continuous mammary souffle that occurs during pregnancy is due to increased blood flow through normal vessels. The mammary souffle is commonly heard during late pregnancy or lactation. It is heard loudest in the second or third intercostal space at the sternal border, and is typically both systolic and diastolic, though only the systolic component may be audible. [Show More]

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