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The placenta does not block maternal IgG antibodies, which thereby may pass through the human placenta, providing immune protection to the fetus against infectious diseases. One model for the induction of tolerance during the very early stages of pregnancy is the eutherian fetoembryonic defense system (eu-FEDS) hypothesis. [ 10 ]
During antiquity, there was no profession equal to that of our modern day nurse. No ancient medical sources discuss any sort of trained nursing personnel assisting doctors. However, many texts mention the use of slaves or members of a doctor's family as assistants. [9] The closest similarity to that of a nurse during antiquity was a midwife.
A public health approach to addressing maternal mortality includes gathering information on the scope of the problem, identifying key causes, and implementing interventions, both prior to pregnancy and during pregnancy, to combat those causes and prevent maternal mortality. [57] Public health has a role to play in the analysis of maternal death.
The 30-year-old had experienced an amniotic fluid embolism, which according to the Mayo Clinic, is “a rare condition that happens when the fluid that surrounds the baby during pregnancy, called ...
While sniffing is generally thought to occur solely in terrestrial animals, semi-aquatic rodents (American water shrew) also display sniffing behaviors during underwater odor-guided tasks. [20] Shrews inhale-exhale small amounts of air in a precise and coordinated fashion while tracking an underwater odor trail.
Citrus foods like oranges and lemons provide a "high amount of vitamins," according to Saphier. The doctor warned that citrus does have higher sugar content, so people who are diabetic should be ...
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Birth control, also known as contraception, anticonception, and fertility control, is the use of methods or devices to prevent pregnancy. [1] [2] Birth control has been used since ancient times, but effective and safe methods of birth control only became available in the 20th century. [3]