vocal band vs plica vocalis

vocal band and plica vocalis both are nouns.

Word	Noun	Adjective	Verb	Adverb
vocal band	Yes	No	No	No
plica vocalis	Yes	No	No	No

As nouns, vocal band and plica vocalis are synonyms defined as:

vocal band and plica vocalis: either of two pairs of folds of mucous membrane projecting into the larynx

Other synonyms of vocal band include vocal cord, vocal fold.

vocal band (noun)	plica vocalis (noun)
either of two pairs of folds of mucous membrane projecting into the larynx	either of two pairs of folds of mucous membrane projecting into the larynx