(Obstetrics) Questions And Correct Answers (Verified
Answers) Plus Rationales 2025/2026 Q&A | Instant
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1. The first prenatal visit should ideally occur during which trimester?
A. Third
B. Second
C. First
D. At delivery
Early prenatal care helps identify risks and promotes healthy pregnancy
outcomes.
2. The normal duration of pregnancy is:
A. 36 weeks
B. 38 weeks
C. 40 weeks
D. 42 weeks
Full-term pregnancy is calculated as 40 weeks from the last menstrual
period.
3. Which hormone maintains pregnancy in early weeks?
A. Estrogen
B. Oxytocin
C. Prolactin
D. Progesterone
Progesterone maintains the uterine lining and prevents contractions.
4. A positive sign of pregnancy is:
A. Nausea
B. Breast tenderness
C. Fetal heart tones
D. Amenorrhea
Positive signs confirm the presence of a fetus.
5. Fetal heart rate is normally:
A. 60–100 bpm
B. 110–160 bpm
C. 170–200 bpm
, D. 80–100 bpm
This is the normal fetal baseline heart rate range.
6. Fundal height at 20 weeks is located at:
A. Pubic symphysis
B. Umbilicus
C. Xiphoid process
D. Below umbilicus
The uterus reaches the umbilicus at approximately 20 weeks.
7. Which supplement is essential to prevent neural tube defects?
A. Calcium
B. Iron
C. Folic acid
D. Vitamin D
Folic acid supports neural tube development early in pregnancy.
8. Recommended weight gain for a normal BMI pregnancy is:
A. 5–10 lbs
B. 25–35 lbs
C. 40–50 lbs
D. 10–15 lbs
This range supports healthy fetal growth.
9. Which is a danger sign in pregnancy?
A. Mild nausea
B. Fatigue
C. Vaginal bleeding
D. Increased appetite
Bleeding may indicate miscarriage, placenta previa, or abruption.
10.Supine hypotensive syndrome occurs due to:
A. Hypoglycemia
B. Dehydration
C. Compression of the vena cava
D. Infection
The enlarged uterus compresses major blood vessels when lying supine.
Labor and Delivery
, 11.The first stage of labor ends when:
A. Contractions begin
B. Membranes rupture
C. Cervix fully dilates (10 cm)
D. Baby crowns
The first stage includes dilation and effacement.
12.Effacement refers to:
A. Cervical dilation
B. Thinning of the cervix
C. Baby’s descent
D. Uterine contractions
Effacement prepares the cervix for delivery.
13.The second stage of labor is:
A. Dilation
B. Placenta delivery
C. Recovery
D. Birth of the baby
This stage lasts from full dilation to delivery.
14.Normal contraction frequency in active labor is:
A. Every 10 minutes
B. Every 8 minutes
C. Every 2–3 minutes
D. Every 15 minutes
Active labor involves frequent, strong contractions.
15.Which position improves placental perfusion during labor?
A. Supine
B. Left lateral
C. Trendelenburg
D. Prone
Left lateral improves uterine blood flow.
16.A sign of true labor is:
A. Irregular contractions
B. Relief with rest
C. Cervical change