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Carnegie Embryo #9325 | Location: 4-1-3
Keywords: alar plate of mesencephalon, alar plate of metencephalon, alar plate of myelencephalon, basal plate of myelencephalon, cephalic edge of endolymphatic duct, cerebral aqueduct (mesocoele), fiber tract, intermediate zone, isthmus of rhombencephalon, marginal zone, obex, rhombencoel (fourth ventricle), roof plate, sulcus limitans, trochlear nerve (CN IV), ventricular zone
Source: The Virtual Human Embryo.