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Oxytocin is a peptide hormone and neuropeptide normally produced in the hypothalamus and released by the posterior pituitary. [4] Present in animals since early stages of evolution, in humans it plays roles in behavior that include social bonding, love, reproduction, childbirth, and the period after childbirth.
Oxytocin contracts the smooth muscle of the uterus during and after birth, and during orgasm(s). After birth, oxytocin contracts the smooth muscle layer of band-like cells surrounding the alveoli to squeeze the newly produced milk into the duct system. Oxytocin is necessary for the milk ejection reflex, or let-down, in response to suckling, to ...
Synthetic oxytocin, sold under the brand name Pitocin among others, is a medication made from the peptide oxytocin. [6] [7] As a medication, it is used to cause contraction of the uterus to start labor, increase the speed of labor, and to stop bleeding following delivery. [6] For this purpose, it is given by injection either into a muscle or ...
During the parturition, the paraventricular nucleus starts to produce oxytocin ( along with other hormones) which aids in the delivery of the young, as well as the behaviors exhibited by the mother after birth. [4] Prolactin and glucorticoides are chemicals that also play a role in the initiation of maternal behavior in both birds and mammals.
Most mothers can produce enough milk for tandem nursing, but the new baby should be nursed first for at least the first few days after delivery to ensure that it receives enough colostrum. [174] Breastfeeding triplets or larger broods is a challenge given babies' varying appetites. Breasts can respond to the demand and produce larger milk ...
Colostrum (from Latin, of unknown origin) is the first form of milk produced by the mammary glands of humans and other mammals immediately following delivery of the newborn. [1] Animal colostrum may be called beestings, the traditional word from Old English dialects. [2] Most species will begin to generate colostrum just prior to giving birth.
The combination of dopamine, serotonin and oxytocin is already pretty dreamy, but the brain takes that natural high to the next level when you reach the big O by releasing endogenous (i.e., made ...
The mother is encouraged to breastfeed and spend time bonding with her infant immediately after the birth. Sucking causes the pituitary gland to release oxytocin, which contracts the uterus and prevents bleeding. [1] [6] This can be felt by the mother in the breasts. The crying of the infant can also induce the release of oxytocin.