Week 9 of Pregnancy
Now officially a fetus. Most major systems are in place and ready to mature.
Fetal size
Cherry
- Length
- 2.3 cm
- Crown-rump (CRL)
- Weight
- 2 g
Fetal development
- The embryo is now called a fetus.
- The tail bud disappears, giving a more human shape.
- The heart can beat up to about 170 bpm.
Maternal changes
- Breasts grow further and areolas darken.
- Mood swings can be strong due to hormonal shifts.
Recommended checkups
- If you are considering non-invasive prenatal testing (NIPT), it is typically available starting at week 10. Discuss timing with your OB.
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Textbook averages. Individual variation is wide and this is not medical advice — confirm with your OB.