What Is Down Syndrome - amazonia.fiocruz.br

What Is Down Syndrome - speaking

Down syndrome is a condition in which a person has an extra chromosome. Typically, a baby is born with 46 chromosomes. Babies with Down syndrome have an extra copy of one of these chromosomes, chromosome Even though people with Down syndrome might act and look similar, each person has different abilities. People with Down syndrome usually have an IQ a measure of intelligence in the mildly-to-moderately low range and are slower to speak than other children.

What Is Down Syndrome Video

The Truth About Down Syndrome What Is Down Syndrome.

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Down Syndrome DS is a genetic condition in which a child is born with an extra copy of chromosome Chromosomes are DNA molecules that contain genes. These genes relay information that determine your traits your personal characteristics that have been passed down from your parents.

The presence of an extra chromosome https://amazonia.fiocruz.br/scdp/essay/mormon-bank-utah/the-problem-of-police-enforcement.php result in mental, physical, and developmental delays.

Physical characteristics and severity of Down syndrome can vary. In general, however, the facial features of children with Down What Is Down Syndrome https://amazonia.fiocruz.br/scdp/essay/media-request-css/the-results-for-teacher-planning.php to include a flattened facial profile, upward slanting eyes, small ears, and a protruding tongue. An extra copy of chromosome 21 causes Down syndrome. A fetus inherits 46 chromosomes from parents at the time of conception 23 chromosomes pass along from the mother and 23 chromosomes come from the father to create 46 total. Syndrmoe with Down syndrome have an extra copy of chromosome 21, resulting in 47 chromosomes total.

This excess genetic material causes the physical and mental characteristics of Down syndrome.

Although there is currently no known way to prevent the chromosomal duplication that causes Down syndrome, geneticists have found that women over 35 years old known as advanced material age have a higher chance of conceiving to a child with Down syndrome. Specifically, women over 35 have a 1 in chance of conceiving a child with the disorder, women over 40 have a 1 in chance of conceiving a child with the condition, and so on. However, due to higher fertility rates in younger women, percent of children with Down syndrome are born to women under the age What Is Down Syndrome In other words, while material age can increase the odds of conceiving click here child with Down syndrome, it is more than possible for a young woman to give birth to a child with Down syndrome.

According to the National Down Syndrome Society, the condition occurs one in every 7, births. It is the most common chromosomal condition.

What Is Down Syndrome syndrome produces physical characteristics that can cause developmental delays. In addition to the recognizable facial features, one of the main bodily characteristics of Down syndrome is hypotonia low muscle tone. Hypotonia can improve over time, but it does mean that DS children develop gross motor skills more slowly and achieve developmental milestones like crawling, sitting up, or walking much later than their peers. Low muscle tone can also affect fine motor skills of the extremities like the lips, tongue, Wht fingers. This means that infants with Down syndrome can have problems with sucking or feeding.]