Neuroembryology Flashcards
What are the three germ layers that form an embryo?
ectoderm, mesoderm, endoderm
The major portions of the CNS develop from the ____.
ectoderm
What germ layer induces/helps the ectoderm organize into a group of cells called the neural plate?
mesoderm (notocord)
The ____ becomes structures related to the PNS and Autonomic NS
neural crest
The neural tube cells become the ____.
CNS
The function of the alar plate is ____.
sensory (part of the neural tube)
The function of the basal plate is ___.
motor (part of the neural tube)
The dividing line of the segments of the neural tube is the _____.
sulcus limitans
What are the primary vesicles?
prosencephalon, mesencephalon, rhombencephalon
What parts of the neural tube are derived from the rhombencephalon during week 5 of development?
Myeloencephalon, metencephalon
What parts of the neural tube are derived from the prosencephalon during week 5 of development?
telencephalon, diencephalon
What does the telencephalon develop into?
cerebral hemispheres
What does the diencephalon develop into?
thalamus
What does the mesencephalon develop into?
midbrain
What does the metencephalon develop into?
pons, cerebellum