Anatomy In post-ductal coarctation of aoa collaterals may be formed by all of the following, except A Veebral aery B Suprascapular a ery C Subscapular aery D Posterior intercostal aery 💡 Explanation In post-ductal coarctation of aoa collaterals may be formed by all of the following, except ✓ Correct Answer: A. Veebral aery