Assertion: proboscis's muscle | /r/CapableOf | call a receptacle protrusor
Facets:
Source sentences:
text: They contain sets of muscles that are common to all Acanthocephala including a proboscis receptacle, a receptacle-surrounding muscle called a receptacle protrusor, retinacula (connective tissue that stabilizes tendons), a neck retractor, proboscis and receptacle retractors, circular and longitudinal musculature under the metasomal (trunk) tegument, and a single muscular layer beneath the proboscis wall.