Anatomy Which of the following is least likely to be involved in a collateral anastomosis which bypasses an obstruction of the first pa of the axillary aery? A Suprascapular aery B Subscapular Aery C Dorsalscapular Aery D Posterior humeral circumflex aery 💡 Explanation Which of the following is least likely to be involved in a collateral anastomosis which bypasses an obstruction of the first pa of the axillary aery? ✓ Correct Answer: D. Posterior humeral circumflex aery