منابع مشابه
The crooked nose
The crooked nose is unquestionably the most severe deformity of the nasal septum due to the simultaneous involvement of very important functional and aesthetic elements. As everyday interpersonal relations are primarily conducted face-to-face, deviation of the nasal pyramid from the median line is immediately obvious even to the least observant. The surgical procedures used to address this path...
متن کاملCrooked Diagrams with Few Slopes
A natural and practical criterion in the preparation of diagrams of ordered sets is to minimize the number of different slopes used for the edges. Any diagram requires at least the maximum number of upper covers (or of lower covers) of any element. While this maximum degree is not always enough we show that it is as long as any edge joining a covering pair may be bent, to produce a crooked diag...
متن کاملTooth development in the 'crooked' mouse.
The semidominant gene 'crooked' (Cd) in the mouse produces anomalies of the axial skeleton (resulting in a crooked tail), microphthalmia and dental abnormalities, including small molars with simplified cusp patterns that are equivalent to patterns passed through during normal morphodifferentiation. A series of embryonic litters from Cd/+ xCd/ + matings was used to investigate the embryological ...
متن کاملThe crooked nose: principles of treatment.
Correction of the crooked nose is one of the most challenging procedures in rhinoplasty. The goals of the surgery are creation of a rigid and straight cartilaginous L-strut, correction of the deviated bony structures, and improvement of the nasal airway. Curvatures of the dorsal septum can be corrected with several techniques. Spreader grafts, cartilage batten grafts, or ethmoid bone grafts can...
متن کاملPassing Lane Effectiveness on Two-Lane Roads
IN T R O D U C T IO N A passing lane is an added lane provided in one or both directions of travel on a conventional tw o-lane highw ay to im prove passing oppo r tunities. T his definition includes passing lanes in level or rolling terra in , clim bing lanes on grades, and short four-lane sections. T he length of the added lane can vary from 1,000 feet as m uch as 3 miles. Figure 1 illustrate...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Notes and Queries
سال: 1981
ISSN: 1471-6941,0029-3970
DOI: 10.1093/nq/28-1-61a