Question

multiple choice question
the right subclavian artery and the right common carotid artery are branches of the ________.
ascending aorta
brachiocephalic trunk
aortic arch
descending aorta

Explanation:

The brachiocephalic trunk divides into the right sub - clavian artery and the right common carotid artery. The ascending aorta gives rise to the coronary arteries. The aortic arch has three main branches including the brachiocephalic trunk among others. The descending aorta is further down and not the origin of these two arteries.

Answer:

brachiocephalic trunk