costal arch


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Related to costal arch: Left Costal Margin

costal margin

[TA]
that portion of the inferior aperture of the thorax formed by the articulated cartilages of the seventh to tenth (that is, false) ribs.
Synonym(s): arcus costalis [TA], costal arch ☆ , arcus costarum

cos·tal arch

(kos'tăl ahrch)
That portion of the inferior aperture of the thorax formed by the articulated cartilages of the seventh to tenth (false) ribs.
References in periodicals archive ?
Diffusely increased osteoblastic activity on the right side of the body and tenth left costal arch.
The second trochar was placed on the posterior axillary line under the costal arch. The peritoneal sac was mobilized medially to allow for the introduction of two additional trochars on the anterior axillary line at the level of the two preceding trochars.
"The skin and tissues of the abdomen from the costal arch to the pubes were removed in three large flaps.