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RNC-MNN exam 2025, maternal newborn
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test bank 2
While auscultating the heart sounds of a woman who is 18 weeks pregnant, the nurse notes a
splitting of the first heart sound as well as a systolic murmur. The nurses priority action is:
a. Space immediately place the client on a Telemetry Monitor and assess for dysrhythmias.
B. Place the client on her right side and reassess
C. Reassure the client that this is an expected finding
- ANS :C. it is common for pregnant women to experience changes in heart sounds beginning
at 12 weeks and persisting up to four weeks into the postpartum period. The most common
changes include a splitting of the first heart sound as well as a systolic murmur.
Which of the following is accurate concerning the increase in blood volume experienced
during pregnancy?
Maternal blood volume begins to increase at approximately 20 weeks of pregnancy
The average blood volume increase is approximately 1600 ml for a Singleton.
Red blood cells increased by approximately 50% and plasma by approximately 20%.
TEST BANK 1
, RNC-MNN exam 2025, maternal newborn
nursing, RNC exam
- ANS :B. The average blood volume increase is approximately 1600 ml for a Singleton.
Maternal blood volume begins to increase at approximately 6 weeks of pregnancy. Red blood
cells increased by approximately 20% and plasma by approximately 50%.
The nurse is caring for a client who is 38 weeks pregnant. Which of the following would assist
the nurse and assessing heart sounds?
Anticipate the heart sounds will be shifted up and laterally and play stethoscope accordingly
ask the client to Bear down while assessing heart sounds
place the stethoscope slightly to the right of usual landmarks while assessing –
ANS :a. during the third trimester the uterus places pressure on the diaphragm and causes the
heart to move up and laterally
which of the following is considered a normal adaptive change concerning the cardiovascular
status during pregnancy?
The muscles of The myocardium enlarge 10 - 15% during the first trimester
there is a decrease in cardiac output as the pregnancy advances
physiologic polycythemia occurs during pregnancy
- ANS :a. The muscles of The myocardium and large by 10 - 15% during the first trimester.
There is an increase in cardiac output due to the expanded blood volume a physiologic
anemia occurs due to the disproportionate increase in plasma volume
which of the following is true concerning acid-base balance during pregnancy?
The pH tends to be slightly lower.
The po2 tends to be slightly higher.
TEST BANK 2
, RNC-MNN exam 2025, maternal newborn
nursing, RNC exam
The pco2 tends to be slightly higher –
ANS :C. During pregnancy, there is a slight increase in PH and CO2 with a corresponding
decrease and po2. It is normal to be in a state of compensated respiratory alkalosis.
Which of the following is accurate concerning pregestational diabetes?
It must be diagnosed before pregnancy.
Type 1 diabetes is only included in this category.
It encompasses both type 1 and type 2 diabetes. –
ANS :C. Pregestational diabetes encompasses both type 1 and type 2 and can be diagnosed
before or during pregnancy
what is the ideal blood sugar in a pregnant woman with diabetes?
less than 90
less than 110
Less than 130 –
ANS :B. The ideal blood sugar in a woman with diabetes is less than 110
Which hormones do the ovaries secrete during the menstrual cycle? (Select all that apply.)
1. Estrogen
2. Testosterone
3. Thyroxine
4. Progesterone
TEST BANK 3
, RNC-MNN exam 2025, maternal newborn
nursing, RNC exam
5. Oxytocin
6. Follicle-stimulating hormone (FSH) - ANS :1. Estrogen
4. Progesterone
6. Follicle-stimulating hormone (FSH)
In which structure does fertilization usually occur?
1. Uterus
2. Vagina
3. Fallopian tube
4. Ovary - ANS :3. Fallopian tube
After an ovum is fertilized, where does it usually implant?
1. Endometrium of the uterus
2. Upper portion of the fallopian tube
3. Inside the cervix
4. Near the ovary - ANS :1. Endometrium of the uterus
The hormone first detected by a blood test about 11 days after conception and in urine tests
about 12 to 14 days after conception is:
1. Estrogen
2. hCG
3. Progesterone
4. Placental lactogen - ANS :2. hCG
TEST BANK 4