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Fetal Development By Week: 5 Weeks Pregnant

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iVillage Staff on Mar 18, 2010 at 5:27PM

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Fetal Development By Week: 5 Weeks Pregnant

3D4Medical

Fetal Development Week 5: See Your Baby Grow

Now we're getting somewhere! This shot clearly shows baby (about the size of a raisin) in the gestational sac, which is one of the earliest signs to your doctor that you’re expecting (aside from your missed period, of course). In fact, right around this time your baby will produce hormones that will stop your menstrual cycle.

Get more information on being 5 weeks pregnant.