Question

What is the medical definition of Down Syndrome? What are the features and characteristics of Down Syndrome? Explain a theory or reason why Down Syndrome becomes more prevalent as the maternal parent's age increases.

Answer 1

Down syndrome:

A common biath defect that is usually due to an Entga chromosome 21 Taisomy 213 Down syndrome causlas mental retardation, a characteristic facial appearance and multiple Malformation,

Feature and characteristics of down syndrome;

& Decreased muscle tone at bigth * Excessive ekis at the nape 9 The neck * Flattened nose * upward slanting eyes * small ears, small mouth & single palmar crease, short fifth finger * That curves inwood & widely seperated first and second toes,

Reason for down syndrome increase with maternal age;

Advancing maternal age; On A woman chances of giving birth to child with Down Syndrome hereases with age because older eggs have greater risk Impiopes chromosome cloision