True about anterior intercostal aery
Present in 1st to 11th intercostal space
Each intercostal space has two anterior intercosta aeries
Branch of internal thoracic aery
Branch of aoa
The anterior intercostal branches of internal thoracic aery supply the upper five or six intercostal spaces. BD CHAURASIA&; S HUMAN ANATOMY UPPER LIMB THORAX VOL I SIXTH EDITION PAGE NO223
Thorax