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The standard representation is brighter color for higher echogenicity, giving the almost anechoic fluid an almost black appearance. Echogenicity (sometimes as echogenecity) or echogeneity is the ability to bounce an echo, e.g. return the signal in medical ultrasound examinations. In other words, echogenicity is higher when the surface bouncing ...
Maternal sensitivity is most commonly assessed during naturalistic observation of free play interactions between mother and child. [4] There are several factors surrounding assessment during observation that may cause differences in results, including the setting (home vs laboratory), the context (free play vs structured task), the length of observation and the frequency of observation.
Isoechoic – the same echogenicity as another tissue; Transvaginal ultrasonography – Ultrasound is performed through the vagina; Transabdominal ultrasonography – Ultrasound is performed across the abdominal wall or through the abdominal cavity; In normal state, each body tissue type, such as liver, spleen or kidney, has a unique ...
The first was death of the mother, or prolonged separation from her. The second was the mother's emotional attitude towards her child. [19] This was followed by a study on forty–four juvenile thieves collected through the Clinic. There were many problematic parental behaviours in the samples but Bowlby was looking at one environmental factor ...
The mother's body adapts by increasing parathyroid hormone, leading to an increase in calcium uptake within the gut as well as increased calcium reabsorption by the kidneys. Maternal total serum calcium decreases due to maternal hypoalbuminemia , but the ionized calcium levels are maintained.
A 2013 review of 27 studies on prenatal and early childhood exposures to organophosphate pesticides found all but one showed negative neurodevelopmental outcomes. In the ten studies that assessed prenatal exposure, "cognitive deficits (related to working memory) were found in children at age 7 years, behavioral deficits (related to attention ...
One model for the induction of tolerance during the very early stages of pregnancy is the eutherian fetoembryonic defense system (eu-FEDS) hypothesis. [10] The basic premise of the eu-FEDS hypothesis is that both soluble and cell surface associated glycoproteins , present in the reproductive system and expressed on gametes , suppress any ...
In genetics, a maternal effect occurs when the phenotype of an organism is determined by the genotype of its mother. [1] For example, if a mutation is maternal effect recessive, then a female homozygous for the mutation may appear phenotypically normal, however her offspring will show the mutant phenotype, even if they are heterozygous for the mutation.