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Baby’s Pregnancy Calendar |
Hormonal Stress Response
Here’s what Baby’s baby was up to on December 4...
- Enamel begins forming on the developing teeth.
- All air passages within the lungs are well formed.
- The thigh bones (femur) are now about an inch long (or 2½ cm).
- The baby releases stress hormones if poked with a needle.
Weight | Length (Head to Heel) | Total Heartbeats | |
6oz (170g) | 8.3 in (21 cm) | 20,688,714 |
Get adequate sleep and get some extra rest whenever you can. |