How far along are you?: 5 weeks
How big is baby?: the size of an appleseed
Maternity clothes?: no
Sleep?: I haven't been sleeping well at all- lots of tossing and turning, waking up and not being able to get back to sleep
Best moment this week?: first appointment at the OB's office. The last time I was there, I got a little sad about seeing all the cute pregnant girls and excited husbands. Not this time! Even though other's can't tell, I am one of "them" now!
Food cravings/aversions?: no cravings and no aversions yet
Gender?: Rick corrects me when I refer to baby as "her" even though clearly I don't know what gender the baby is yet.
Movement?: way too early
Belly button?: no change
Symptoms?: I am just exhausted and really thirsty.
What do I miss?: energy
What I'm looking forward to this week?: Reading more baby/pregnancy books. I ordered a few from Amazon. They arrived yesterday!
Milestones?: made it to 5 weeks without any spotting or issues
How your baby's growing:
Deep in your uterus your embryo is growing at a furious pace. At this point, he's about the size of a sesame seed, and he looks more like a tiny tadpole than a human. He's now made up of three layers — the ectoderm, the mesoderm, and the endoderm — which will later form all of his organs and tissues.
The neural tube — from which your baby's brain, spinal cord, nerves, and backbone will sprout — is starting to develop in the top layer, called the ectoderm. This layer will also give rise to his skin, hair, nails, mammary and sweat glands, and tooth enamel.
His heart and circulatory system begin to form in the middle layer, or mesoderm. (This week, in fact, his tiny heart begins to divide into chambers and beat and pump blood.) The mesoderm will also form your baby's muscles, cartilage, bone, and subcutaneous (under skin) tissue.
The third layer, or endoderm, will house his lungs, intestines, and rudimentary urinary system, as well as his thyroid, liver, and pancreas. In the meantime, the primitive placenta and umbilical cord, which deliver nourishment and oxygen to your baby, are already on the job.
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