Maternal Physiological Changes in Pregnancy

• Q1.Uterine blood flow at term:

  • A50 mL/min
  • B450 mL/min
  • C550 mL/min
  • D750 mL/min
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• Q2.Total lung capacity during pregnancy is

  • AUnchanged
  • BDecreases
  • CIncreases
  • DIncreases in the early pregnancy followed by decreasing as the pregnancy progresses
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• Q3.The risk of thromboembolism increases in pregnancy because

  • AViscosity of blood increases
  • BIncreased hepatic production of clotting factor
  • CIncreased antithrombin III levels
  • DIncreased progesterone levels
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• Q4.All of the following are normal in pregnancy except?

  • AALT and AST
  • BProthrombin time
  • CALP
  • DGGT
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• Q5.True regarding changes in respiratory system in pregnancy

  • ARespiratory rate increase
  • BVital capacity remains unchanged
  • CTidal volume increase
  • DTotal lung capacity increases
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• Q6.Weight gain in pregnancy depends on all except?

  • ASmoking
  • BPre pregnancy weight
  • CEthnicity
  • DMaternal age
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• Q7.The level of which hormone is unchanged in pregnancy

  • AProlactin
  • BGrowth hormone
  • CACTH
  • DPlasma vasopressin
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• Q8.Glomerular filtration rate increases in pregnancy by

  • A15%
  • B25%
  • C40%
  • D50%
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• Q9.Physiologic Changes of the Thyroid metabolism during Pregnancy includes all except

  • AIncreased levels of total T4 and T3
  • BElevated levels of serum TBG
  • ChCG acts at TSH receptor
  • DTSH level is highest during the 1st trimester
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• Q10.Kidney size increases in pregnancy by

  • A0.5cm
  • B1.5cm
  • C2cm
  • D2.5cm
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Answer key

Q1: D. 750 mL/min; Q2: A. Unchanged; Q3: B. Increased hepatic production of clotting factor; Q4: C. ALP; Q5: C. Tidal volume increase; Q6: D. Maternal age; Q7: D. Plasma vasopressin; Q8: D. 50%; Q9: D. TSH level is highest during the 1st trimester; Q10: B. 1.5cm.

Other topics in Obstetrics & Gynaecology

• Anatomy of the Female Pelvic Organs
• Physiology of Conception and Fertilisation
• The Maternal Pelvis and Fetal Skull
• The Placenta and Fetal Membranes
• Sexual Development, Puberty and Adolescent Gynaecology
• Pregnancy Diagnosis and Antenatal Assessment
• Antenatal Screening and Investigations
• Imaging in Obstetrics
• Normal Labour: Stages and Mechanism
• Abnormal Labour and Dystocia
• Labour Induction and Augmentation
• Malpresentations and Malpositions
• Assisted Vaginal Delivery: Forceps and Vacuum
• Caesarean Delivery and Vaginal Birth After Caesarean (VBAC)
• Puerperium
• Multiple Pregnancy
• Ectopic Pregnancy
• Abortion and Medical Termination of Pregnancy (MTP)
• Antepartum Haemorrhage
• Postpartum Haemorrhage and Its Management
• Preterm Labour and Post-term Pregnancy
• Gestational Trophoblastic Disease
• Fetal Growth Restriction and Fetal Surveillance
• Anaemia in Pregnancy
• Hypertensive Disorders of Pregnancy
• Diabetes Mellitus in Pregnancy
• Thyroid Disorders in Pregnancy
• Cardiac Disease in Pregnancy
• Rhesus Isoimmunisation and Haemolytic Disease
• Liver Disease and Infections in Pregnancy
• Menstrual Disorders and Abnormal Uterine Bleeding
• Urogynaecology and Urinary Incontinence
• Prolapse
• Uterine Fibroids
• Adenomyosis and Endometriosis
• Ovarian Disorders
• Contraception and Sterilisation
• Vaginitis and Vaginal Infections
• Infections of the Vulva
• Pelvic Inflammatory Disease (PID)
• Genital Tuberculosis
• Infertility
• Perimenopause, Menopause and Postmenopausal Bleeding
• Ovarian Tumours
• Vulval and Vaginal Malignancies
• Carcinoma of the Cervix
• Carcinoma of the Endometrium
• Obstetric and Gynaecological Instruments