Correctly Label The Anatomical Parts Of The Embryo
The embryonic stage is short, lasting only about seven weeks. In humans, when do the secondary sexual characteristics first appear? Explain the expansion of the ventricular system of the adult brain from the. Webthe embryonic stage lasts through the eighth week following fertilization, after which the embryo is called a fetus. Webrelate the different stages of development to the adult structures of the central nervous system.
uterus diagram fetus developing labeled fully baby foetal illustration
