pupillary reflex vs light reflex

pupillary reflex and light reflex both are nouns.

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

As nouns, pupillary reflex and light reflex are synonyms defined as:

pupillary reflex and 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

Other synonyms of pupillary reflex include miosis, myosis.

pupillary reflex (noun)	light 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	reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller