Friday, March 27, 2009

Bitsy Progress- Week 9

Fetal Development This Week
Week 9 of Pregnancy: The Fetal Heartbeat Strengthens
Good-bye embryo, hello fetus. Your baby is now about one inch long, the size of a medium green olive (hold the martinis, please), with a heart that's developed enough — and large enough — to be heard with a Doppler.
Sunrise, sunset: Would you believe your baby is having his or her first graduation already? Yes, it's true: At 9 weeks pregnant, your scholar-to-be has ended his or her embryonic stage and is entering the fetal period now (good-bye embryo, hello fetus). Your fetus is now about one inch long, the size of a medium green olive (but no martinis, please). The head has straightened out and is more fully developed, the ears are much more prominent, and some new organs (the liver, spleen, and gallbladder) are forming. Your fetus is also making spontaneous movements of his or her arms and legs now that minuscule muscles are beginning to develop, though you won't feel your tiny dancer for at least another two months.
While it's way too early to feel anything, it's not too early to hear something (possibly). Your baby's heart is developed enough — and grown large enough — so that its beats can be heard with a Doppler, a handheld ultrasound device that amplifies the lub-dub sound the heart makes. But don't worry if your practitioner can't pick up the sound of your baby's heartbeat yet. It just means your shy guy or gal is hiding in the corner of your uterus, or has his or her back facing out, making it hard for the Doppler to find its target. In a few weeks (or at your next visit) the miraculous sound of your baby's heartbeat is certain to be audible for your listening pleasure.

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