In Documenting Labor Experiences,nurses Should Know That a Uterine Contraction

In documenting labor experiences,nurses should know that a uterine contraction is described according to all these characteristics except:

A) frequency (how often contractions occur) .
B) intensity (the strength of the contraction at its peak) .
C) resting tone (the tension in the uterine muscle) .
D) appearance (shape and height) .