Question

Porcupine man is characterised by

• A. Straight hair on body
• B. Thick hair on dave
• C. Thick hair on chest
• D. Growth of hair on the rimo pinna

Answer 1

The correct option is A Straight hair on body

Ichthyosis hystrix (Porcupine Man) is a rare autosomal dominant genetic disorder.

• A single copy of an abnormal gene on one of the autosomal chromosomes from either parent can cause this or any other autosomal dominant abnormality.
• It specifically refers to a hereditary skin disorder that is mainly characterized by spiny and scaly hair which covers the entire body except for the face, palm, genital region, and soles.
• Other autosomal abnormalities include- Down's syndrome, Edward's syndrome, Patau's syndrome, Cri du chat syndrome etc.

So, the correct answer would be straight hair on the body.