Sthohr's histology : arranged upon an embroyological basis (1906)
Sthohr, Philipp, 1849-1911, Lewis, Frederic Thomas, 1875 · Philadelphia : P. Blakiston's Son & Co. · leaf 33
e together they are greatly thickened, and the thickened portion,by a series of transverse constrictions, becomes cut into block-like massescalled mesodermic segments (protovertebrae). They are paired structuresbordering upon the medullary tube and increasing in number by the forma-tion of new… … som Fig. 21.—Transverse Section of a 2.5 mm. Human Embryo. (After von Lenhossek.)(Compare this section with the upper part of the diagram. Fig. 19. I.) Ac, aorta; coe., coelom; ect., ectoderm; ent., entoderm; int., intestinal cavity; med. t., medullary.tube;ncii., notochord; neph., nephrotome;…
Histology · Microscopy
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