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Subclavian triangle

subclavian triangle n.
The triangle bounded by the clavicle, by the omohyoid muscle, and by the sternocleidomastoid muscle, containing the subclavian artery and vein. Also called omoclavicular triangle.


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  • Subclavian-vein

    noun, Anatomy. 1. either of a pair of veins, one on each side of the body, that return blood from the arms to the heart. subclavian vein n. A continuation of the axillary vein at the lateral border of the first rib, passing medially to join the internal jugular vein and forming the brachiocephalic vein […]

  • Subclavicular

    noun, Anatomy, Zoology. 1. a bone of the pectoral arch. 2. (in humans) either of two slender bones, each articulating with the sternum and a scapula and forming the anterior part of a shoulder; collarbone. noun 1. either of the two bones connecting the shoulder blades with the upper part of the breastbone Nontechnical name […]

  • Subclavius

    noun, plural subclavii [suhb-kley-vee-ahy] /sʌbˈkleɪ viˌaɪ/ (Show IPA). Anatomy. 1. a small shoulder muscle, the action of which assists in depressing the shoulder.

  • Subclimax

    noun, Ecology. 1. the development of an ecological community to a stage short of the expected climax because of some factor, as repeated fires in a forest, that arrests the normal succession. noun 1. (ecology) a community in which development has been arrested before climax has been attained subclimax (sŭb-klī’māks’) A stage in the ecological […]

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