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Down's and Klinefelter's Syndrome Video Lecture - NEET

FAQs on Down's and Klinefelter's Syndrome Video Lecture - NEET

1. What is Down's Syndrome?

Ans. Down's Syndrome, also known as Trisomy 21, is a genetic disorder caused by the presence of an extra copy of chromosome 21. It leads to physical and mental developmental delays, distinctive facial features, and an increased risk of certain medical conditions.

2. What are the common symptoms of Down's Syndrome?

Ans. Common symptoms of Down's Syndrome include intellectual disability, mild to moderate developmental delays, characteristic facial features such as almond-shaped eyes and a flat nasal bridge, poor muscle tone, and an increased risk of heart defects, hearing loss, and digestive problems.

3. How is Down's Syndrome diagnosed?

Ans. Down's Syndrome can be diagnosed prenatally through various tests, such as prenatal screening and diagnostic tests like amniocentesis or chorionic villus sampling. After birth, the diagnosis is usually based on physical characteristics and confirmed through a blood test called a karyotype.

4. What is Klinefelter's Syndrome?

Ans. Klinefelter's Syndrome is a genetic disorder that occurs in males when they have an extra X chromosome, resulting in a chromosome pattern of XXY instead of the usual XY. This can lead to hormonal imbalances, infertility, and physical and developmental differences.

5. What are the symptoms of Klinefelter's Syndrome?

Ans. Symptoms of Klinefelter's Syndrome may vary, but commonly include small testicles, reduced fertility, breast enlargement (gynecomastia), reduced facial and body hair, tall stature, learning disabilities, and difficulties with language and social interactions. Hormonal imbalances can also cause problems with bone health and increased risk of certain medical conditions.

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Oct 16, 2025 Last updated

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