Fetus (Growth Period)
- Organs & Structures begin to grow & mature
- Head hair, eyelashes, and eyebrows grow
- Lanugo develops on legs, arms and back
- Fingernails & toenails form
- Week 17-18 heartbeat audible w/ stethoscope
- Week 24 ~12 inches long, ~1.5 lbs
- Vernix caseosa appears on skin
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Mother
- May feel quickening (fluttering)
- Nausea decreases or disappears
- Colostrum develops in breasts
- May develop Linea Nigra
- May develop Chloasma
- Emotions may become very sensitive
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