By Dr. Permphan Dharmasaroja
The neural crest is derived from cells of somatic and neural ectoderm.
Anterior neuropore closes after the closure of posterior neuropore.
Formation of the neural tube begins on the 18th day of gestation.
The transformation of ectodermal cells into the neural plate is called neural transduction.
FeSO4
Retinoic acid
Folic acid
Pyridoxime
Spina bifida
Meningohydroencephalocele
Spinal bifida occulta
Microcephaly
Neural crest
Diencephalon
Telencephalon
Metencephalon
Neural crest
Diencephalon
Telencephalon
Metencephalon
Neural crest
Diencephalon
Telencephalon
Metencephalon
Hypothalamus
Basal ganglia
Thalamus
Cerebral cortex
Upper border of S1
Lower border of L1
Upper border of L1
Lower border of L3
Branchiomotor neurons
Somatic motor neurons
General somatic afferent neurons
General visceral efferent neurons
Dorsal root ganglia
Schwann cells
Anterior horn cells in the spinal cord
Melanocytes in the skin
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