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Within this time period, a yolk sac can be seen inside the gestational sac.The yolk sac will be the earliest source of nutrients for the developing fetus.The development of a baby is quite an intricate process.From the moment the egg and sperm meet, your baby is beginning to grow.It is common to have many questions about what this early development truly involves and what is to be expected.We have gathered information from different sources in order to provide the best guidelines of what normal early fetal development looks like.The corpus luteum will produce progesterone for about 12-16 days (the luteal phase of your cycle.) When the egg is fertilized, the corpus luteum will continue to produce progesterone for the developing pregnancy until the placenta takes over around week 10.Progesterone is the hormone that helps maintain the pregnancy until birth.
The endometrium lining thickens as the blastocyst burrows into it.A blood test can be used to monitor h CG levels and progesterone levels.Ultrasounds can be used to visually see what development is taking place in the uterus and to measure the progress.However, just as every woman is different, every pregnancy develops differently.This information should be used as a general guide for healthy pregnancy development, although development may vary due to the mother’s health or a miscalculation of ovulation.
The morula becomes a blastocyst and will eventually end up in the uterus.