Which of the following is NOT one of the great vessels arising from the Aortic arch?

The great vessels arising from the aortic arch include the innominate artery (also known as the brachiocephalic trunk), the left common carotid artery (CCA), and the left subclavian artery. The innominate artery branches off into the right common carotid artery and the right subclavian artery, but it is important to note that the right subclavian artery itself does not arise directly from the aortic arch. Instead, it branches off from the innominate artery. Hence, the right subclavian artery is not classified as one of the great vessels that originate directly from the aortic arch, making it the correct answer for this question.

The left common carotid artery and the left subclavian artery are both directly connected to the aortic arch, aligning them with the definition of great vessels. The innominate artery is included as it is the first major branch of the aortic arch and splits into vessels supplying the right side of the head and arm. Therefore, identifying the right subclavian artery as not directly arising from the great vessels of the aortic arch highlights the anatomical relationships among these vessels.