conjunctiva vs mucosa

conjunctiva and mucosa both are nouns.

Word	Noun	Adjective	Verb	Adverb
conjunctiva	Yes	No	No	No
mucosa	Yes	No	No	No

As nouns, mucosa is a hypernym of conjunctiva; that is, mucosa is a word with a broader meaning than conjunctiva:

conjunctiva: a transparent lubricating mucous membrane that covers the eyeball and the under surface of the eyelid
mucosa: mucus-secreting membrane lining all body cavities or passages that communicate with the exterior

Other hypernyms of conjunctiva include mucous membrane.

conjunctiva (noun)	mucosa (noun)
a transparent lubricating mucous membrane that covers the eyeball and the under surface of the eyelid	mucus-secreting membrane lining all body cavities or passages that communicate with the exterior