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  2. Obstetric ultrasonography - Wikipedia

    en.wikipedia.org/wiki/Obstetric_ultrasonography

    The sex of the fetus may be discerned by ultrasound as early as 11 weeks' gestation. The accuracy is relatively imprecise when attempted early. [15] [16] [17] After 13 weeks' gestation, a high accuracy of between 99% and 100% is possible if the fetus does not display intersex external characteristics. [18]

  3. Environmental toxicants and fetal development - Wikipedia

    en.wikipedia.org/wiki/Environmental_toxicants...

    Intrauterine exposure to dioxins and dioxin-like compounds have been associated with subtle developmental changes on the fetus. Effects on the child later in life include changes in liver function, thyroid hormone levels, white blood cell levels, and decreased performance in tests of learning and intelligence. [21]

  4. Prenatal memory - Wikipedia

    en.wikipedia.org/wiki/Prenatal_memory

    Exposure learning is the act of presenting the fetus with a stimulus, such as a television theme tune, repeatedly while in the womb and then testing recognition (learning) of that tune after birth. One experiment was conducted where fetuses were exposed to the television theme tune from the show "Neighbours" while in the womb. [10]

  5. Could fluoride in pregnancy affect kids' development? A study ...

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    New research suggests that exposure to fluoride during pregnancy could be linked to behavioral issues in children. ... Science & Tech. Sports. Weather. 24/7 Help. For premium support please call:

  6. Toxic chemical exposure during pregnancy linked to serious ...

    www.aol.com/chemical-toxin-exposure-womb-linked...

    Exposure to those toxins during pregnancy can create serious health issues in elementary school children that can affect their lives for years to come, a new study found.

  7. Exposure to hazardous chemicals in the womb may be linked to ...

    www.aol.com/news/exposure-hazardous-chemicals...

    A June study found that exposure to PFAS in the womb was slightly associated with a risk of obesity in children and adolescents, and research published in 2021 found that exposure to a type of ...

  8. Prenatal development - Wikipedia

    en.wikipedia.org/wiki/Prenatal_development

    Also, most low-frequency sounds (less than 300 Hz) can reach the fetal inner ear in the womb of mammals. [20] Those low-frequency sounds include pitch, rhythm, and phonetic information related to language. [21] Studies have indicated that fetuses react to and recognize differences between sounds. [22]

  9. Harvard research: Impact of poverty begins in the womb, but ...

    www.aol.com/news/how-breakthrough-science-can...

    Scientific evidence shows that the toxic stresses of poverty can affect the brains of babies in the womb — but also that they can be reversed with some radical shifts to our approach to prenatal ...