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Costal margin: The lower edge of the chest (thorax) formed by the bottom edge of the rib cage.
Featured Image. Picture of Psoriasis. A reddish, scaly rash often located over the surfaces of the elbows, knees, scalp, and around or in the ears, navel, genitals or buttocks...
costal margin : the inferior margin of the lowest costal cartilages and ribs: serves as part of the origin of the respiratory diaphragm
noun, plural cos·tae . 1. a rib or riblike part. 2. the midrib of a leaf in mosses. 3. a ridge. 4. Entomology . a. Also called costal vein . a vein, usually marginal ...
Where is the costal margin located - trivia question /questions answer / answers
The costal margin, sometimes referred to as the costal arch, is the medial margin formed by the false ribs and one true rib -- specifically, from the seventh rib to the ...