What's the difference between plastron and xiphiplastron?
Plastron
Definition:
(n.) A piece of leather stuffed or padded, worn by fencers to protect the breast.
(n.) An iron breastplate, worn under the hauberk.
(n.) The ventral shield or shell of tortoises and turtles. See Testudinata.
(n.) A trimming for the front of a woman's dress, made of a different material, and narrowing from the shoulders to the waist.
Example Sentences:
(1) The plastron region is composed of elaborate stalked aeropyles above a highly dissected inner reticulum.
(2) The plastron region partially encircles the micropyle (anterior end) of the egg and extends along the dorsal surface to the posterior pole; it is delineated laterally by the hatch lines.
(3) Rib abnormalities (duplications, fusions, and spurs) were found in 55 of 2,016 plastron roentgenograms, sternal foramina were found in 135, and episternal bones were found in 51.
(4) The most useful features are the shape and structure of the plastronic area between the hatching pleats.
(5) Included are the gross structure and surface characteristics of the chorion, the basic architecture and internal components of the chorion proper, the location and function of the hatch lines, and the functional morphology of the plastron region as a respiratory structure.
(6) The cavity after bathing is subjected to ultrasound cavitation; fibrinous film and gauze plastrons, impregnated with hemostatic sponge, are placed in it with the proximal and distal ends connection to the tubular drainage in order to ensure permanent lavage of cavity with antiseptic solution and active vacuum aspiration of its content with the subsequent application of sutures on the wound, tight bandaging of a limb and its immobilization.
(7) Respiration is thought to be facilitated by openings at the base of the anterior pole as well as by openings through the "plastron" around the main body of the shell.
(8) Consistent with their primary function as a protective covering, the carapace and plastron are heavily keratinised.
(9) Bone cells and osteoid were more common in dermal bone biopsies from the carapace and plastron of captive juvenile desert tortoises than in adult desert tortoises.
(10) With consideration for the great variety of the forms of deformity of the plastron, simple and complicated forms of FCD are distinguished.
(11) Characteristic changes that can be demonstrated on roentgenograms occur with increasing age in the plastron (chest plate) of humans.
(12) The epidermis is much thicker over the plastron of the loggerhead turtle.
(13) A large, topographically well-placed Plastron incision, separation and reposition of the m. pectoralis and m. obliquus internus abdominis using cross-stitch sutures, as well as the careful manipulation of tissues, are of great importance.
Xiphiplastron
Definition:
(n.) The posterior, or fourth, lateral plate in the plastron of turtles; -- called also xiphisternum.