16 weeks: Spinal-cord ventral-root myelination begins {myelination development}, old cerebellar vermis is in position, corpora quadrigemina appear, neocortex has first layering stage, and parietal and frontal lobes separate.
Biological Sciences>Zoology>Development>Stages>Gestation>Fetus 112 Day
4-Zoology-Development-Stages-Gestation-Fetus 112 Day
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Date Modified: 2022.0224