An aortic arch angiogram is obtained by threading a catheter into the ascending aorta and injecting iodine-based dye. Sequential X-rays are then taken as the dye is injected. This image is a static image from the angiogram series.

Identify the following:

1. ascending aorta

2. brachiocephalic artery

3. left common carotid artery

4. left subclavian artery

5. left vertebral artery

6. right common carotid artery

7. right subclavian artery

8. right internal thoracic artery