| 释义 | Morton planeMor·ton plane(mōr'tŏn), a plane passing through the summits of the parietal and occipital protuberances.Morton plane(mort′ŏn)  [Samuel G. Morton, U.S. physician, 1799–1851] A plane passing through the most projecting points of the parietal and occipital protuberances.Morton, Samuel G., U.S. physician, 1799-1851. Morton plane - passes through the summits of the parietal and occipital protuberances. |