plexus vs anatomical structure

plexus and anatomical structure both are nouns.

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

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

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

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

plexus (noun)	anatomical 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