Down Syndrome Report

        The chromosomal deviateity mired in most cases of checkmate syndrome is trisomy-21, or the presence of trio copies of the 21st chromosome. As a result, the affected person has 47 chromosomes in all(prenominal) ashes cells instead of the normal 46, although how this causes the hold ins symptoms is non until now known. Scientists assume that the discernment for the abnormal chromosomal compartmentalisation is the binding of an egg cell having 24 chromosomes by a spermatozoan with a normal mix of 23, but they have as well found that the sperm bottomland carry the extra chromosome as well. The abnormal egg cell or sperm is derived from a hemipteron cell in which the app arel of 21st chromosomes holds together and passes into the analogous sperm or ovum instead of separating. In the quality of beat syndrome called translocation, the extra chromosome 21 material is attached to peerless of the other chromosomes; when some, but not all, of the bodys cells carry an extra chromosome 21, the condition is a type of get the hang syndrome called mosaicism.         Because of the extra chromosome 21, children with rectify syndrome practically have some quality physical features, such(prenominal) as a comminuted head, a prostrate face, slightly upward aslant eyelids, skin folds at the midland corners of the eyes, small nose and mouth, and small hands and feet.

some of these indication do not throw in with the childs surgery, a heal principally uses the characteristics for diagnostic purposes. These physical features atomic number 18 variable, and children with Down syndrome are usually much like other children than they are different.         Individuals with Down syndrome also frequently have certain health check conditions such as half-hearted muscles, neurological impairments, heart disease, enteric abnormalities, under the weather functioning thyroid gland, eye abnormalities, hearing problems, and skeletal problems. well-nigh all children with Down syndrome are mentally retarded, in the temperate to... If you loss to get a unspoiled essay, order it on our website: Ordercustompaper.com

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