Human Embryology: Notes & Illustrations for Revision Purposes |
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Page 10
... embryonic splanchnopleure . Intra - embryonic or secondary mesoderm develops from the primitive streak ( vide infra ) and comes to lie between the ectoderm and endoderm of the embryonic disc , At the periphery of the disc the intra - ...
... embryonic splanchnopleure . Intra - embryonic or secondary mesoderm develops from the primitive streak ( vide infra ) and comes to lie between the ectoderm and endoderm of the embryonic disc , At the periphery of the disc the intra - ...
Page 14
... embryonic disc from which all parts of the embryo will develop . Near the anterior end of the disc endodermal cells ... intra - embryonic mesoderm is formed as follows . At the commencement of the third week , the ectoderm of the ...
... embryonic disc from which all parts of the embryo will develop . Near the anterior end of the disc endodermal cells ... intra - embryonic mesoderm is formed as follows . At the commencement of the third week , the ectoderm of the ...
Page 18
... intra - embryonic splanchnopleure , from which the gut wall develops . The outer layer adheres to the surface ectoderm forming the embryonic somatopleure , which becomes the body wall , The cavity between the two layers is the intra - ...
... intra - embryonic splanchnopleure , from which the gut wall develops . The outer layer adheres to the surface ectoderm forming the embryonic somatopleure , which becomes the body wall , The cavity between the two layers is the intra - ...
Common terms and phrases
ANOMALIES aortic arches arise arteriosus artery auricle becomes body wall bulges cardinal veins cartilage caudal end cell mass cephalic chorion choroid cloacal membrane coelom commissure cord corpus cortex cranial degenerate derived diencephalon dorsal aortae ductus ectoderm elongates embryo endoderm enlarges extends fibres foetal folds foramen fore-brain fore-gut formation fornix fuse genital gives rise glands groove grow head-fold hind-gut intra-embryonic lamina terminalis lateral layer left side ligament liver mantle zone maxillary processes medial mesentery mesogaster mesonephric duct metanephric mid-gut nasal nerve neural tube neurectoderm notochord oesophagus optic cup outgrowth ovary ovum paired paramesonephric duct paraxial mesoderm pass persists pharyngeal placenta primitive heart primitive streak prochordal plate pyriform region ridge right and left roof septum transversum sinus venosus sixth week somites stage stalk stomach stomodaeum tail-fold testis thickening tissue tubules umbilical vein ureteric bud urogenital sinus uterus vena cava ventricle vesicle villi vitelline veins yolk-sac