Assertion: pericardium's layer | /r/CapableOf | slide on each other
Facets:
value: easily
type: MANNER
value: freely
type: MANNER
value: because of the small amount of oil
type: CAUSE
Source sentences:
text: When all but the last few drops have flowed away your fist will be surrounded on all sides and underneath by two layers of rubber which will slide easily on each other because of the small amount of oil that is left.
text: The potential space between these two layers is the peritoneal cavity, filled with a small amount (about 50 mL) of slippery serous fluid that allows the two layers to slide freely over each other.
text: The few drops of oil in the bladder will be the fluid between the two layers of pericardium which allows the layers to slide easily on each other.