plexus vs body structure

plexus and body structure both are nouns.

Word	Noun	Adjective	Verb	Adverb
plexus	Yes	No	No	No
body structure	Yes	No	No	No

As nouns, body structure is a hypernym of plexus; that is, body structure is a word with a broader meaning than plexus:

plexus: a network of intersecting blood vessels or intersecting nerves or intersecting lymph vessels
body structure: a particular complex anatomical part of a living thing and its construction and arrangement

Other hypernyms of plexus include anatomical structure, bodily structure, complex body part, structure.

plexus (noun)	body structure (noun)
a network of intersecting blood vessels or intersecting nerves or intersecting lymph vessels	a particular complex anatomical part of a living thing and its construction and arrangement