mydriasis vs innate reflex

mydriasis and innate reflex both are nouns.

Word	Noun	Adjective	Verb	Adverb
mydriasis	Yes	No	No	No
innate reflex	Yes	No	No	No

As nouns, innate reflex is a hypernym of mydriasis; that is, innate reflex is a word with a broader meaning than mydriasis:

mydriasis: reflex pupillary dilation as a muscle pulls the iris outward; occurs in response to a decrease in light or certain drugs
innate reflex: an automatic instinctive unlearned reaction to a stimulus

mydriasis (noun)	innate reflex (noun)
reflex pupillary dilation as a muscle pulls the iris outward; occurs in response to a decrease in light or certain drugs	an automatic instinctive unlearned reaction to a stimulus