Normal Pregnancy Physiology

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Quick Medical Review

Education


The normal maternal changes that every obstetrics question is built on. A rapid, high-yield review of normal pregnancy physiology for medical students and exam candidates.

In this episode: • Naegele's rule = LMP + 7d − 3mo + 1yr • Gestational age: from LMP, 2wk > embryonic • hCG: syncytiotrophoblast → maintains corpus luteum • Chronic respiratory alkalosis (progesterone) • Hypercoagulable state = normal • Pseudocyesis = false pregnancy

Exam pearl: Gestational age = LMP, 2wk > embryonic

⏱ 3:05 · Quick Medical Review — study smart, not hard. More episodes: https://www.youtube.com/@quickmedicalreview

Covers high-yield obstetrics for USMLE Step 2 CK, MRCP, PLAB and SMLE. Educational revision only — not medical advice.