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9 Cards in this Set

  • Front
  • Back
gives rise to the epidermis, the teeth and the central nervous system
gives rise to your connective tissue and your musculature
gives rise to your respiratory mucosa, the linning of your digestive system, and various glands associated with it.
week 3
neuroectoderm (dorsal streak) thickens, forming neural plate along the length of the embryo
neural plate
gives rise to all neurons and glial cells except for the microglia (derive from mesoderm)
week 4
neural folds 'zip' along the midline, creating a hollow neural tube (this develops into the fluid filled cavities of the brain and spinal cord)
three primary vesicles
prosenephalon (forebrain)
mesencephalon (midbrain)
rhombencephalon (hindbrain)
mesencephalic flexure
creates 90 degree angle between forebrain and midbrain
five secondary vesicles
1. prosencephalon-telencephalon (cerebrum, corpus callosum)and diencephalon (retinas)
2. mesencephalon (tectum, corpora quadrigemina, peduncles)
3. rhombencephalon-metencephalon (pons and cerebellum) and myelencephalon (medualla oblongata)