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anterior intercostal branches of internal thoracic artery


Definition: one of the arteries supplying the anterior portions of the intercostal spaces of the thoracic wall. Anterior intercostal arteries 1–6 arise as branches of the internal thoracic artery; 7–11 arise as branches of the musculophrenic artery.

Synonym(s): rami intercostales anteriores arteriae thoracicae internaeTA, anterior intercostal arteries, rami intercostales anteriores

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.