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  2. Gravidity and parity - Wikipedia

    en.wikipedia.org/wiki/Gravidity_and_parity

    A "primigravida" is a female who is pregnant for the first time or has been pregnant once. A " multigravida " or " secundigravida " is a female who has been pregnant more than once. Terms such as "gravida 0", referring to a nulligravida, "gravida 1" for a primigravida, and so on, can also be used.

  3. Human placental lactogen - Wikipedia

    en.wikipedia.org/wiki/Human_placental_lactogen

    It modifies the metabolic state of the mother during pregnancy to facilitate energy supply to the fetus. hPL has anti-insulin properties. hPL is a hormone secreted by the syncytiotrophoblast during pregnancy. Like human growth hormone, hPL is encoded by genes on chromosome 17q22-24. It was identified in 1963. [2]

  4. List of mammalian gestation durations - Wikipedia

    en.wikipedia.org/wiki/List_of_mammalian...

    This is a collection of lists of mammal gestation period estimated by experts in their fields. The mammals included are only viviparous (marsupials and placentals) as some mammals, which are monotremes (including platypuses and echidnas) lay their eggs. A marsupial has a short gestation period, typically shorter than placental.

  5. Placental expulsion - Wikipedia

    en.wikipedia.org/wiki/Placental_expulsion

    As the fetal hypothalamus matures, the 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.

  6. Timeline of human prenatal development - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_human_prenatal...

    This embryo is also from an ectopic pregnancy, this one in the cornu (the part of the uterus to which the Fallopian tube is attached). The features are consistent with a developmental age of seven weeks (reckoned as the ninth week of pregnancy).

  7. Ballard Maturational Assessment - Wikipedia

    en.wikipedia.org/wiki/Ballard_Maturational...

    The Ballard Maturational Assessment, Ballard Score, or Ballard Scale, is a commonly used technique of gestational age assessment. It was devised by Dr Jeanne L. Ballard, professor emeritus of Pediatrics, Obstetrics and Gynecology at the University of Cincinnati College of Medicine.

  8. Estimated date of delivery - Wikipedia

    en.wikipedia.org/wiki/Estimated_date_of_delivery

    If the gestational age as calculated from an early ultrasound is contradictory to the one calculated directly from the last menstrual period, it is still the one from the early ultrasound that is used for the rest of the pregnancy. [7] In case of in vitro fertilization, calculating days since oocyte retrieval or co-incubation and adding 14 days ...

  9. History of the present illness - Wikipedia

    en.wikipedia.org/wiki/History_of_the_present_illness

    Different sources include different questions to be asked while conducting an HPI. Several acronyms have been developed to categorize the appropriate questions to include. The Centers for Medicare and Medicaid Services has published criteria for what constitutes a reimbursable HPI. A "brief HPI" constitutes one to three of these elements.