Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Of or relating to both the sternum and the ribs.
from The Century Dictionary.
- Of or pertaining to the sternum and the ribs or costal cartilages; costosternal.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Anat.) Of or pertaining to the sternum and the ribs.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Of or pertaining to both the
sternum and theribs
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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The sternocostal surface (Fig. 492) is directed forward, upward, and to the left.
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Deficiency or absence of the sternocostal part is not uncommon.
IV. Myology. The Muscles Connecting the Upper Extremity to the Anterior and Lateral Thoracic Walls 1918
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The pyloric orifice is on the transpyloric line about 1 cm. to the right of the middle line, or alternately 5 cm. below the seventh right sternocostal articulation; it is at the level of the first lumbar vertebra.
XII. Surface Anatomy and Surface Markings. 8. Surface Markings of the Abdomen 1918
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Its anterosuperior surface is rounded and convex, and forms the larger part of the sternocostal surface of the heart.
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It forms a small part of the sternocostal surface and a considerable part of the diaphragmatic surface of the heart; it also forms the apex of the heart.
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Slight gliding movements are permitted in the sternocostal articulations.
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There are two in the articulation of the second costal cartilage and generally one in each of the other joints; but those of the sixth and seventh sternocostal joints are sometimes absent; where an interarticular ligament is present, there are two synovial cavities.
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They are very thin, intimately blended with the radiate sternocostal ligaments, and strengthened at the upper and lower parts of the articulations by a few fibers, which connect the cartilages to the side of the sternum.
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The Radiate Sternocostal Ligaments (ligamenta sternocostalia radiata; chondrosternal or sternocostal ligaments).
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The ventricles are separated by two grooves, one of which, the anterior longitudinal sulcus, is situated on the sternocostal surface of the heart, close to its left margin, the other posterior longitudinal sulcus, on the diaphragmatic surface near the right margin; these grooves extend from the base of the ventricular portion to a notch, the incisura apicis cordis, on the acute margin of the heart just to the right of the apex.
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