Assertion: esophagus's muscle | /r/CapableOf | propel sperm
Facets:
value: to the urethra
type: TRANSITIVE-OBJECT
value: from the testicles
type: LOCATION
value: during ejaculation
type: TEMPORAL
Source sentences:
text: During ejaculation, the smooth muscle in the walls of the vas deferens contracts reflexively in peristalsis, propelling sperm from the testicles to the urethra.