Pregnancy Week 5: Development of the Embryo and Change to Mother

Development of the Embryo

1. Length of the embryo is about 0.6cm.

2. Embryo has three layers called endoderm, mesoderm and ectoderm. Endoderm will be developed to become lung, stomach, colon, liver, pancreas, urinary bladder, the lining of the urethra, thyroid, pharynx and intestines. Mesoderm will be developed to become skeleton muscles, the dermis of the skin, the crystal lens of eye, heart, spleen and connective tissue as well as urogenital system. The outermost layer will be developed to become central nervous system, the lens of the eyes, epidemics, hair, breast, nail and mammary glands.

Read further here on development of the embryo and change to mother in pregnancy week 5. http://www.babyment.com/pregnancy/week5.php

Pregnancy Week by Week information can be found here:

http://www.babyment.com/pregnancyweek.php