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area of rhombencoel (fourth ventricle), auricular hillock on pharyngeal arch 2, cervical sinus, frontonasal area, heart prominence, lateral nasal elevation, lens vesicle, liver prominence, mammary ridge, maxillonasal groove, medial nasal elevation, mesencephalic area, metencephalic area, myelencephalic area, nasal pit, opercular fold, otic cup, pharyngeal arch 1 (mandibular process), pharyngeal arch 1 (maxillary process), pharyngeal arch 3, pharyngeal arch 4, pharyngeal groove 1, primitive foot plate, primitive hand plate, stomodeum, tail bud, umbilical cord, urogenital fold

External features of the 10-mm embryo.


Keywords: area of rhombencoel (fourth ventricle), auricular hillock on pharyngeal arch 2, cervical sinus, frontonasal area, heart prominence, lateral nasal elevation, lens vesicle, liver prominence, mammary ridge, maxillonasal groove, medial nasal elevation, mesencephalic area, metencephalic area, myelencephalic area, nasal pit, opercular fold, otic cup, pharyngeal arch 1 (mandibular process), pharyngeal arch 1 (maxillary process), pharyngeal arch 3, pharyngeal arch 4, pharyngeal groove 1, primitive foot plate, primitive hand plate, stomodeum, tail bud, umbilical cord, urogenital fold

Source: Atlas of Human Embryos.