. Elements of histology. Histology. chap, xii.] Simple Lymphatic Glands. 97 nucleated protoplasmic cells, which are the concentric bodies of Hassall (Fig. 59b). They are met with al-. Fig. 59a.—Section through, the Thymus Gland of a Foetus. a, Fibrous tissue between the follicles; 6, the cortical portion of the follicles; c, the medullary portion. ready in the early stages of the life of the thymus, and cannot therefore be connected with the involution of the gland, as maintained by Afanassief, according to whom the concentric cor- puscles are formed in blood-vessels which there- by become obl
. Elements of histology. Histology. chap, xii.] Simple Lymphatic Glands. 97 nucleated protoplasmic cells, which are the concentric bodies of Hassall (Fig. 59b). They are met with al-. Fig. 59a.—Section through, the Thymus Gland of a Foetus. a, Fibrous tissue between the follicles; 6, the cortical portion of the follicles; c, the medullary portion. ready in the early stages of the life of the thymus, and cannot therefore be connected with the involution of the gland, as maintained by Afanassief, according to whom the concentric cor- puscles are formed in blood-vessels which there- by become obliterated. According to Watney they are concerned in the formation of blood-vessels and connective tissue. The lymphatics of the interfollicular septa and trabecule always contain numbers of lymph corpuscles. The blood capillaries of the follicles are more richly distributed in the. 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 Klein, E. (Edward), 1844-1925. Philadelphia : H. C. Lea's Son
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