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Vagusstoff (literally translated from German as "Vagus Substance") refers to the substance released by stimulation of the vagus nerve which causes a reduction in the heart rate. Discovered in 1921 by physiologist Otto Loewi , vagusstoff was the first confirmation of chemical synaptic transmission and the first neurotransmitter ever discovered.
If implantation does not occur, the frequency of contractions remains low; but at menstruation the intensity increases dramatically to between 50 and 200 mmHg producing labor-like contractions. [3] These contractions are sometimes termed menstrual cramps , [ 4 ] although that term is also used for menstrual pain in general.
Labor induction is the process or treatment that stimulates childbirth and delivery. Inducing (starting) labor can be accomplished with pharmaceutical or non-pharmaceutical methods. In Western countries, it is estimated that one-quarter of pregnant women have their labor medically induced with drug treatment. [1]
Yahoo Life asked doctors to weigh in on natural ways for pregnant women to start labor and whether they're fact or myth. Can you induce labor at home? 7 common myths about kick-starting labor, and ...
A spontaneous vaginal delivery (SVD) occurs when a pregnant woman goes into labor without the use of drugs or techniques to induce labor and delivers their baby without forceps, vacuum extraction, or a cesarean section. [1] An induced vaginal delivery is a delivery involving labor induction, where drugs or manual techniques are used to initiate ...
Prostaglandin F 2α (PGF 2α in prostanoid nomenclature), pharmaceutically termed dinoprost, is a naturally occurring prostaglandin used in medicine to induce labor and as an abortifacient. [1] Prostaglandins are lipids throughout the entire body that have a hormone-like function. [ 2 ]
A Minnesota restaurant is claiming its cheeseburger can induce labor — and some of its customers seem to agree. Kelsey Quarberg, owner of the Suburban in Excelsior, Minn., told "Good Morning ...
As the fetal hypothalamus matures, activation of the hypothalamic–pituitary–adrenal (HPA) axis initiates labor through two hormonal mechanisms. The end pathway of both mechanisms lead to contractions in the myometrium, a mechanical cause of placental separation, which is due to the sheer force and contractile and involutive changes that occur within the uterus, distorting the placentome.