Uncinate Processes

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Uncinate Processes

 

spurs of the thoracic ribs—bony in birds and certain fossil reptiles and cartilaginous in existing reptiles (crocodiles, the tuatara). The uncinate process of a rib overlaps the next rib behind. Uncinate processes strengthen the thorax, which is especially important in flight. For this reason they are most highly developed in flying birds.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
In addition, uncinate processes which are extended from lateral or posterolateral side of cervical vertebral body, are defined as bony protuberances, protuberentia, prominentia, etc.
Morphometric analysis of the uncinate processes of the cervical vertebrae.
Although the classic description of SSS includes enophthalmos, cases with lateralized uncinate processes and increased orbital volumes on CT scans, but without clinical enophthalmos, have been reported.
The screamers are a peculiar group in the Aves Class, because their bony adaptations (and therefore, muscular adaptations), the absence of uncinate processes, two long and sharp metacarpal spurs, their bones are far more pneumatic than in others birds and the bony foramens development.
In those patients whose disease persists--without any signs of scarring, recirculation, retained uncinate processes, or otherwise incomplete surgery--the CL procedure has proven to be effective.
Polypoid uncinate processes as shown in these cases can best be excised with a microdebrider, which readily reveals hidden pathology in the ethmoid infundibulum by its simultaneous suctioning and cutting actions.