MCN 538 Exam 1 Actual Exam Newest 2025/2026
Complete Questions And Correct Detailed Answers
(Verified Answers) |Brand New Version!!
Which hormone is primarily responsible for maintaining the uterine
lining during early pregnancy until the placenta takes over?
A. Estrogen
B. Progesterone
C. Prolactin
D. Oxytocin
Answer: B. Progesterone
The nurse is educating a newly pregnant client about nutrition. Which
food is the best source of folic acid to prevent neural tube defects?
A. Oranges
B. Spinach
C. Whole milk
D. Chicken breast
Answer: B. Spinach
At what gestational age can fetal heart tones typically be detected by
Doppler ultrasound?
A. 4 weeks
B. 8–12 weeks
C. 18–20 weeks
D. 24 weeks
Answer: B. 8–12 weeks
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A client at 12 weeks reports morning nausea and vomiting. Which
nursing intervention is most appropriate?
A. Eat large meals three times a day
B. Drink fluids with meals
C. Eat dry crackers before getting out of bed
D. Avoid all carbohydrates
Answer: C. Eat dry crackers before getting out of bed
Which condition is most associated with the presence of HCG (human
chorionic gonadotropin) in maternal serum and urine?
A. Ovarian cysts
B. Pregnancy
C. Menopause
D. Endometriosis
Answer: B. Pregnancy
Which is considered a probable sign of pregnancy?
A. Fetal heart tones
B. Chadwick’s sign
C. Fetal movement felt by the mother
D. Ultrasound visualization of fetus
Answer: B. Chadwick’s sign
Which immunization is contraindicated during pregnancy?
A. Influenza (inactivated)
B. Tdap
C. MMR
D. Hepatitis B
Answer: C. MMR
A client at 20 weeks gestation asks when she will begin to feel fetal
movement (quickening). The best response is:
A. Around 8–10 weeks