At which level does the Common Carotid Aery end?
At the level of the upper border of the thyroid cailage, in the carotid triangle, the common carotid aery ends by dividing into the external and internal carotid aeries on the right and left sides.
Level of Hyoid bone
Upper border of cricothyroid membrane
Upper border of cricoid cailage
Upper border of thyroid cailage