Assertion: magnesium | /r/CapableOf | decrease act
Facets:
value: by prolonging
type: MANNER
value: parenterally
type: MANNER
value: on myocardium
type: LOCATION
Source sentences:
text: When taken orally, magnesium promotes bowel evacuation by causing osmotic retention of fluid which distends the colon with increased peristaltic activity; parenterally, magnesium decreases acetylcholine in motor nerve terminals and acts on myocardium by slowing rate of S-A node impulse formation and prolonging conduction time.