Acute signs and symptoms of uterine rupture are variable and may include fetal bradycardia, increased uterine contractions, vaginal bleeding, loss of fetal station, or new onset of intense uterine pain (27, 81, 124). (journals.lww.com)
There could also be back tenderness and uterine pain which could cause the woman to go into labor prematurely. (babygaga.com)
Fear during labor activates our primal fight - or - flight mechanism, causing stress hormones called catecholamines to slow down digestion, make the heart speed up, force blood to the arms and legs, and ultimately deplete blood flow to the uterus, creating uterine pain and hindering the labor process. (webmd.com)