OBG MCQ's 3

1. A blockage in the isthmus of the uterine tube would most likely prevent which of the following processes:
A) Completion of meiosis I
B) Completion of meiosis II
C) Metaphase 2 of meiosis
D) Ovulation
E) Phase I of meiosis
2. Serum samples from a normal woman with a history of regular 28-day menstrual cycles show a peak in the serum concentration of 17 β-estradiol over the past 12 hours. No progesterone is detectable. Within 3 days, which of the following is expected to occur:
A) Cessation of menstruation
B) Decreased basal body temperature
C) Onset of menstruation
D) Ovulation
E) Regression of the carpus luteum
3. What changes occurs in circulatory system during pregnancy?
A) Cardiac output increases
B) Heart muscle hypertrophies
C) Blood volume remains unchanged
D) Heart rate increases
4. After complete hepatectomy, the plasma level of the following increases:
A) Estrogen
B) Albumin
C) Conjugated bilirubin
D) Fibrinogen
5. What changes occurs in respiratory system during pregnancy:
A) Respiratory rate is decreased
B) PCO2 is increased
C) Minute ventilation is increased
D) Residual volume is increased
6. The substance which is unable to cross placental barrier
A) Amino acid
B) IgM
C) IgG
D) Na+
E) K+
7. Substances which cross placental membrane passively doesn’t include:
A) Glucose
B) Amino acid
C) Na+
D) K+
E) Ketone bodies
8. During pregnancy which of the following parameters is decreased
A) PCO2
B) GFR
C) Tidal volume
D) Prothrombin time
E) Gamma globulins
9. The weight of which hormone secreted during pregnancy is approximately equal to the weight of placenta
A) Estrogen
B) Progesterone
C) hCG
D) hPL
E) FSH
10. Which hormone stimulates respiration and causes the arterial PCO2 to fall during pregnancy:
A) Progesterone
B) Estrogen
C) Insulin
D) Cortisol
11. In pregnant woman, the most likely change in liver expected to be seen is:
A) Acute hepatitis
B) Autoimmune hepatitis
C) HELLP syndrome
D) Fatty change
12. Which hormone causes stromal and ductal growth in the breast:
A) Progesterone
B) Estrogen
C) FSH
D) HCG
E) hPL
13. Decrease level of FSH will lead to
A) Decrease level of testosterone
B) Decrease sperm count
C) Decrease level of LH
D) Increased level of testosterone
14. A primigravida came for antenatal checkup. Her labs shows 12 g% of HB: amount of iron needed by her is
A) 3.5 mg per day
B) An apple a day
C) Two glass of milk
D) 10mg of elemental iron
15. The hormone affecting the growth of lobules and alveoli of breast is
A) Progesterone
B) Estrogen
C) FSH
D) LH
16. The hormone causing the growth of ducts of breast and deposition of fat in breast is
A) Progesterone
B) Estrogen
C) FSH
D) LH
17. A patient who is in labor, the most important factor for initiation of labor is
A) ACTH
B) Maternal PG
C) Maternal oxytocin
D) Amniotomy
E) Syntocinon drip
18. If a woman has regular menstrual cycle of 26-28 days, the ovulation occur at
A) 10-12 days
B) 12-14 days
C) 14-16 days
D) 16-18 days
19. DUB is
A) Common in prepubertal girls
B) Common in early teens
C) Dependent on the presence of progesterone
D) Uncommon during the perimenopausal years
20. One of the following is true regarding prolactin:
A) Stop ovulation
B) Ejection of milk
C) Induces ovulation
D) Effects water balance
21. Fructose, a source of energy for spermatozoa, is found primarily in secretions from the
A) Testis
B) Epididymis
C) Prostate
D) Seminal vesicles

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