action force definition, action force meaning | English dictionary. action. 7 the operating mechanism, esp. in a piano, gun, watch, etc. n (Physics) the supposed interaction of two separated bodies without any intervening medium.
The myometrium is the middle layer of the uterine wall, consisting mainly of uterine smooth muscle cells (also called uterine myocytes), but also of supporting stromal and vascular tissue. Its main function is to induce uterine contractions.
Etymology: Gk, mys + metra, womb. the muscular layer of the wall of the uterus. The smooth muscle fibers of the myometrium course around the uterus horizontally, vertically, and diagonally. The muscular layer of the uterus which is contained between the endometrium and the serosa of the uterus.