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Obstetric ultrasonography, or prenatal ultrasound, is the use of medical ultrasonography in pregnancy, in which sound waves are used to create real-time visual images of the developing embryo or fetus in the uterus (womb).
Head hair becomes coarse and thicker. Birth is imminent and occurs around the 38th week after fertilization. The fetus is considered full-term between weeks 37 and 40 when it is sufficiently developed for life outside the uterus. [ 14][ 15] It may be 48 to 53 cm (19 to 21 in) in length when born.
False pregnancy (or pseudocyesis, from the Greek pseudes "false" and kyesis "pregnancy") [ 1] is the appearance of clinical or subclinical signs and symptoms associated with pregnancy although the individual is not physically carrying a fetus. [ 2] The mistaken impression that one is pregnant includes signs and symptoms such as tender breasts ...
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.
Most people only need a couple of ultrasounds during pregnancy, but in certain situations, you may need more. Your preference, provider's standard protocol, ultrasound machine access, medical ...
List of animal names. Mother sea otter with sleeping pup, Morro Bay, California. In the English language, many animals have different names depending on whether they are male, female, young, domesticated, or in groups. The best-known source of many English words used for collective groupings of animals is The Book of Saint Albans, an essay on ...
A cleft lip contains an opening in the upper lip that may extend into the nose. [ 1] The opening may be on one side, both sides, or in the middle. [ 1] A cleft palate occurs when the palate (the roof of the mouth) contains an opening into the nose. [ 1] The term orofacial cleft refers to either condition or to both occurring together.
Cardiotocography ( CTG) is a technique used to monitor the fetal heartbeat and uterine contractions during pregnancy and labour. The machine used to perform the monitoring is called a cardiotocograph . Fetal heart sounds were described as early as 350 years ago and approximately 200 years ago mechanical stethoscopes, such as the Pinard horn ...