2 minutes apart.
at their acme.
at their increment.
at their decrement.
Is not significantly affected
Increases as blood pressure decreases
Diminishes as the spiral arteries are compressed
Continues except when placental functions are reduced
Vital signs taken during contractions are not accurate.
During a contraction, assessing fetal heart rate is the priority.
Maternal blood flow to the heart is reduced during contractions.
Maternal circulating blood volume increases temporarily during contractions.