arteria brachialis vs brachial artery

arteria brachialis and brachial artery both are nouns.

Word	Noun	Adjective	Verb	Adverb
arteria brachialis	Yes	No	No	No
brachial artery	Yes	No	No	No

As nouns, arteria brachialis and brachial artery are synonyms defined as:

arteria brachialis and brachial artery: the main artery of the upper arm; a continuation of the axillary artery; bifurcates into the radial and ulnar arteries at the elbow

arteria brachialis (noun)	brachial artery (noun)
the main artery of the upper arm; a continuation of the axillary artery; bifurcates into the radial and ulnar arteries at the elbow	the main artery of the upper arm; a continuation of the axillary artery; bifurcates into the radial and ulnar arteries at the elbow