uterine inertia


inertia

 [in-er´shah] (L.) inactivity; inability to move spontaneously.colonic inertia weak muscular activity of the colon, leading to distention of the organ and constipation.uterine inertia sluggishness of uterine contractions in labor.

u·ter·ine in·er·ti·a

, primary uterine inertiasecondary uterine inertiatrue uterine inertiaabsence of effective uterine contractions during labor; primary uterine inertia, true uterine inertia, uterine inertia that occurs when the uterus fails to contract with sufficient force to effect continuous dilation or effacement of the cervix or descent or rotation of the fetal head, and when the uterus is easily indentable at the acme of contraction; secondary uterine inertia, uterine inertia that occurs when the uterine contractions are initially vigorous but then decrease in vigor, and the progress of labor ceases.

u·ter·ine in·er·ti·a

, primary uterine inertia , secondary uterine inertia , true uterine inertia (yūtĕr-in in-ĕrshē-ă, prīmar-ē, sekŏn-dar-ē, trū) Absence of effective uterine contractions during labor; occurs when the uterus fails to contract with sufficient force to effect continuous dilation or effacement of the cervix or descent or rotation of the fetal head, and when the uterus is easily indentable at the acme of contraction.