light reflex vs innate reflex

light reflex and innate reflex both are nouns.

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

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

light reflex: reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller
innate reflex: an automatic instinctive unlearned reaction to a stimulus

light reflex (noun)	innate reflex (noun)
reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller	an automatic instinctive unlearned reaction to a stimulus