Vascularization of the arm

Arteries The oxygenated blood reaches the right side via the brachiocephalic trunk and the left side directly from the aortic arch into the right or left subclavian artery. The subclavian artery merges into the axillary artery, which runs between the lower edge of the collarbone and the anterior axillary fold. Smaller branches lead to the … Vascularization of the arm