. Anatomy, descriptive and applied. Anatomy. lute} nal enamel layer, 0) ada lantohlasts De ital sac »v» E lai lel palp Exte nal enamel layei Papiha early human fetus. (Magnified 25 diameters.) The mesoderm peripheraii to the enamel organ condenses to form a sheath called the dental sac or follicle. In the meantime the dental shelf becomes attenuated and tends to disappear, and bone is being deposited in the intervals around and between the teeth, so that the latter soon lie in a gutter of bone. The cells of the enamel organ now undergo a series of differentiations. The inner layer, arranged as
. Anatomy, descriptive and applied. Anatomy. lute} nal enamel layer, 0) ada lantohlasts De ital sac »v» E lai lel palp Exte nal enamel layei Papiha early human fetus. (Magnified 25 diameters.) The mesoderm peripheraii to the enamel organ condenses to form a sheath called the dental sac or follicle. In the meantime the dental shelf becomes attenuated and tends to disappear, and bone is being deposited in the intervals around and between the teeth, so that the latter soon lie in a gutter of bone. The cells of the enamel organ now undergo a series of differentiations. The inner layer, arranged as columnar epithelium, are the enamel cells, or ameloblasts. The layer is called"the Dentine Fig. 944.—Section through tooth follicle ^—human canine seven and one-half months. A, Follicular wall. B. Outer epithelial coat. C. Stellate reticulum. Z>. Stratum inter- medium. E. .\meloblasts. F. Odontoblasts. G. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gray, Henry, 1825-1861; Spitzka, Edward Anthony, 1876-1922. Philadelphia, New York, Lea & Febiger
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectanatomy, bookyear1913
