Rosshall Madness 10 ; Pre Natal Development Ten questions on pre-natal developement 4.0 / 5 based on 1 rating ? Human BiologyScottish HighersAll boards Created by: Rach WalkerCreated on: 20-04-11 23:31 What causes the attachment of an embryo to the uterus wall? Chorion secreting enzymes which digest part of endometrium. 1 of 6 What is this process of attachment of an embryo to the uterus wall called? Implantation 2 of 6 How does an embryo receive food and oxygen before development of the placenta? From surrounding endometrial cells. 3 of 6 What happens during differentiation? Unspecialised cells become altered and adapt specific functions. 4 of 6 By which process do maternal antibodies enter the baby's bloodstream? Pinocytosis 5 of 6 By which process is carbon dioxide exchanged across the placenta? Diffusion 6 of 6
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