| 释义 |
metaphysis|mɛˈtæfɪsɪs|
[mod.L., ad. assumed Gr. *µετάϕυσις, f. µεταϕύεσθαι to become by change, f. µετα- meta- + ϕυ- to grow.]
1. Transformation; metamorphosis. rare—0.
1755in Johnson (citing Dict.).
2. Anat. [after diaphysis, ] The region either at one or at both ends of a growing long bone which lies between the diaphysis and the epiphysial cartilage and which is the site of advancing ossification.
1913Dorland Med. Dict. (ed. 7) 560/2 Metaphysis, the end of the diaphysis of a long bone where it joins the epiphysis. 1926Biochem. Jrnl. XX. 380 The upper end of the tibia was isolated and slices..containing the epiphyseal cartilage, the metaphysis and a little of the shaft were made. 1947Radiology XLIX. 347/1 In the rat the isotopes that seek bone come down not only in old bone but predominantly in the zone of new bone growth in the metaphysis. 1966Lancet 31 Dec. 1430/1 The proximal metaphysis contained less bone than the distal metaphysis in both control and treated animals.
Hence metaphyseal, -physial adjs. |mɛtəˈfɪzɪəl, -fɪˈsiːəl|, of or pertaining to a metaphysis.
1913Dorland Med. Dict. (ed. 7) 560/2 Metaphyseal, pertaining to a metaphysis. 1931D. M. Greig Clin. Observations Surg. Path. Bone vii. 190 This slim exostosis has doubtless been one of the earliest manifestations of the metaphysial growth disturbance. 1961Lancet 30 Sept. 744/2 Vertebral osteomyelitis commences in the metaphyseal region of the vertebral body. 1966Ibid. 31 Dec. 1430/1 This appearance resembled the metaphysial sclerosis sometimes seen in vertebræ of patients with secondary hyperparathyroidism. |