Obstetrics: abortions, ectopic pregnancy, gestational trophoblastic disease
Obstetrics and Gynecology · MBBS
Fetal development
Interactive 3DTravel week by week from fertilized egg to fetus.
Controls
Drag the sliders or type a value — the simulation updates live.
wk
1wk38wk
Study notes
Week 4: the embryo is ~2 mm with a beating heart tube. Week 8: ~1.6 cm, all organs started (end of embryonic period). Week 12: ~5.4 cm, recognisably human. Week 20: ~25 cm, mother feels movement. Week 38: ~48 cm, ~3 kg — full term. Drag the week slider through the timeline.
Related topics
- Obstetrics: preconception care, antenatal care, high-risk pregnancy
- Obstetrics: normal labor — stages, mechanisms, partograph
- Obstetrics: abnormal labor — malpresentations, obstructed labor, C-section
- Obstetrics: preeclampsia, eclampsia, gestational hypertension
- Obstetrics: antepartum and postpartum hemorrhage, PPH management
- Obstetrics: multiple pregnancy, preterm labor, PROM, IUGR