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.
Non-striated Muscle. As the name implies, non-striated muscle lacks visible striations. Smooth muscle is the only muscle of this type and without striations, other less obvious characteristics are used to identify this tissue.Before we examine smooth muscle in longitudinal or cross-section, it might be worth our while to determine why some myofibers are striated while others are not.mooth muscle is found in walls of hollow organs and blood vessels where contractility and stretch are both specific needs. Think of the bladder or the uterus of a pregnant female.