Triple X Syndrome Overview

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Questions and Answers

What is the approximate incidence rate of Triple X syndrome in females?

1 in 1,000 (correct)
1 in 10,000
1 in 100
1 in 100,000

Which of the following is a common symptom associated with Triple X syndrome?

Severe cognitive impairment
Excessive hair growth
Scant menstrual periods (correct)
Significantly increased height

Why might Triple X syndrome go undiagnosed in some individuals?

The symptoms are very severe and easy to identify.
The physical features are mild and difficult to detect. (correct)
It only affects male individuals.
The physical features are highly distinctive and noticeable.

In a karyotype showing Triple X syndrome, how would the sex chromosomes appear?

<p>XXX (A)</p> Signup and view all the answers

Which of the following challenges are frequently faced by girls affected by Triple X syndrome?

<p>Problems related to speech and self-esteem (B)</p> Signup and view all the answers

Flashcards

Triple X Syndrome

A genetic condition where females have an extra X chromosome, resulting in a total of 47 chromosomes instead of the usual 46. This can be caused by an error during the formation of egg or sperm cells.

Karyotype

The number of chromosomes in a cell, which is used to identify genetic abnormalities. It is a visual representation of a person's chromosomes, arranged in pairs from largest to smallest.

Frequency of Triple X Syndrome

Triple X syndrome is relatively common, affecting around 1 in 1,000 females.

Symptoms of Triple X Syndrome

Many individuals with Triple X syndrome experience no symptoms or only mild symptoms.

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Challenges associated with Triple X Syndrome

Triple X syndrome can lead to challenges with speech and self-esteem. These challenges are often more prominent than physical symptoms.

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Study Notes

Triple X Syndrome

Caused by an extra X chromosome in the oocyte or sperm (47,XXX karyotype).
Affects approximately 1 in 1,000 females.
Many affected individuals experience no symptoms or only mild symptoms.
Affected individuals may be infantile and have scanty menstruation and some degree of mental retardation.
Often undiagnosed due to mild physical characteristics.
Affected individuals frequently have challenges with speech and self-esteem.