spongiosan.
/spʌndʒɪˈəʊzə/ Anatomy.
1. The tissue constituting the bulk of the posterior grey column of the spinal cord. Now rare.
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the world > life > the body > nervous system > cerebrospinal axis > spinal cord > [noun] > substances of
Rolando1853
ventricornu1890
horn cell1898
spongiosa1947
1947 H. C. Elliott Textbk. Nerv. Syst. xiii. 157/1 Like the dorsal gray column, the spinal V nucleus has a dorsolateral substantia gelatinosa, the relay nucleus for pain fibers, and a more central spongiosa for touch fibers.
1954 T. L. Peele Neuroanat. Basis Clin. Neurol. v. 79/1 The ‘body’, or spongiosa, is subdivided into a ventrally placed basal part adjoining the intermediate gray columns, a dorsally placed ‘cervix’ or neck, and a ‘caput’ or head.
2. Cancellous or spongy bone tissue, such as that found within the ends of the long bones.
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the world > life > the body > structural parts > bone or bones > substance of bones > [noun]
boneOE
bone tissue1850
osteine1854
ossein1857
bone matrix1869
osteoid1920
scleroblastema1934
spongiosa1949
1949 New Biol. 6 73 If we take a bone such as the thigh-bone (femur) and saw it in two lengthways, we find that the two ends near the joints consist of a spongy lattice (spongiosa) while the shaft is a hollow tube of dense bone (compacta).
1966 Lancet 31 Dec. 1430/1 Histological sections..confirmed the increase in trabecular bone in experiment 11. The increase was striking in both primary spongiosa..and secondary spongiosa.
1982 Calcified Tissue Internat. XXXIV. 425/2 Osteoclasts in the primary spongiosa near the growth plate were the first to incorporate 3H-TdR.
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2021).
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n.1947