First Trimester
🌱
Week 4: A Tiny Beginning
Your baby is just implanting into your uterine wall. The blastocyst is dividing into cells that will become the embryo and placenta.
Your baby is the size of a...
🌱 Poppy Seed!
Length< 1 mm
Weight< 1 g
Week4 of 40
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👶 Baby Development
- ✓Blastocyst implants into the uterine wall
- ✓Amniotic sac and yolk sac begin forming
- ✓Placenta starts developing to deliver nutrients
- ✓Three distinct cell layers form (ectoderm, mesoderm, endoderm)
- ✓These layers will become all organs and tissues
💊 Common Symptoms
- •Missed period — often the first sign
- •Light spotting (implantation bleeding)
- •Mild cramping similar to period cramps
- •Breast tenderness and swelling
- •Fatigue and increased tiredness
- •Mood changes and emotional sensitivity
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✅ To-Do This Week
- Take a home pregnancy test
- Start or continue taking prenatal vitamins with folic acid
- Schedule your first prenatal appointment
- Begin tracking your symptoms
- Avoid alcohol, smoking, and recreational drugs
- Limit caffeine to under 200mg per day
🩺 Questions for Your Doctor
- ?When should I schedule my first prenatal visit?
- ?Which prenatal vitamin do you recommend?
- ?Are my current medications safe during pregnancy?
- ?What foods should I avoid?
- ?Is light spotting normal at this stage?
- ?Should I change my exercise routine?
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