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Childbirth, also known as labour, parturition and delivery, is the completion of pregnancy where one or more babies exits the internal environment of the mother via vaginal delivery or caesarean section. [ 7] In 2019, there were about 140.11 million human births globally. [ 9] In the developed countries, most deliveries occur in hospitals, [ 10 ...
Birth weight is the body weight of a baby at their birth. [1] The average birth weight in babies of European and African descent is 3.5 kilograms (7.7 lb), with the normative range between 2.5 and 4.0 kilograms (5.5 and 8.8 lb). [2] On average, babies of Asian descent weigh about 3.25 kilograms (7.2 lb). [3] [4] The prevalence of low birth ...
Sequence of images showing the stages of a normal vaginal delivery (NVD) Sequence of images showing stages of an instrumental vaginal delivery. A vaginal delivery is the birth of offspring in mammals (babies in humans) through the vagina (also called the "birth canal"). [1] It is the most common method of childbirth worldwide. [2]
Birth. Lambing: the mother licks the first lamb while giving birth to the second. Birth is the act or process of bearing or bringing forth offspring, [ 1] also referred to in technical contexts as parturition. In mammals, the process is initiated by hormones which cause the muscular walls of the uterus to contract, expelling the fetus at a ...
Gestational age. In obstetrics, gestational age is a measure of the age of a pregnancy taken from the beginning of the woman's last menstrual period (LMP), [ 1] or the corresponding age of the gestation as estimated by a more accurate method, if available. Such methods include adding 14 days to a known duration since fertilization (as is ...
A pregnancy may end in a live birth, a miscarriage, an induced abortion, or a stillbirth. Childbirthtypically occurs around 40 weeks from the start of the last menstrual period(LMP), a span known as the gestational age. [4][5]This is just over nine months. Counting by fertilization age, the length is about 38 weeks.
Childbirth positions (or maternal birthing positions) [1] are the physical postures that the pregnant mother may assume during the process of childbirth. They may also be referred to as delivery positions or labor positions . In addition to the lithotomy position (on back with feet pulled up), still commonly used by many obstetricians, other ...
Mother with newborn baby. The postpartum (or postnatal) period begins after childbirth and is typically considered to last for six weeks. [1] There are three distinct phases of the postnatal period; the acute phase, lasting for six to twelve hours after birth; the subacute phase, lasting six weeks; and the delayed phase, lasting up to six months.