Sample Questions — Pregnancy and Embryonic Development
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MCQ
Why is the placenta called a structural and functional unit between mother and foetus?
✅ Correct Answer: C
Placenta allows nutrient, gas, and hormone exchange between maternal and foetal systems.
MCQ
Why does placenta act as an endocrine tissue?
✅ Correct Answer: C
Placenta secretes hCG, hPL, estrogens, progesterone, and relaxin.
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MCQ
What is the function of relaxin hormone during pregnancy?
✅ Correct Answer: C
Relaxin aids in the relaxation of ligaments to ease childbirth.
MCQ
Which hormones are secreted by the placenta?
✅ Correct Answer: A
Placenta produces several hormones to support pregnancy including hCG, hPL, estrogens, progesterone, and relaxin.
MCQ
At what stage do limbs and digits appear in the embryo?
✅ Correct Answer: B
Formation of limbs and digits is complete by the end of the second month.
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