He did not use the word "arteria" (arthria) for either of them.
"The Evolution of Modern Medicine" by William Osler
The arteria innominata, the carotid, and subclavian arteries, were uncommonly large and thick.
"Cases of Organic Diseases of the Heart" by John Collins Warren
Why do we call the common trunk of the right subclavian and carotid, the arteria innominata?
"North American Medical and Surgical Journal, Vol. 2, No. 3, July, 1826" by Various
The neck contains the spine, the gullet, and the arteria (or windpipe).
"Lives of Eminent Zoologists, from Aristotle to Linnæus" by William MacGillivray