One of the Characteristics of Lesch-Nyhan Syndrome Is That

question 46

Multiple Choice

One of the characteristics of Lesch-Nyhan syndrome is that

• A) it only occurs in girls because it is a recessive trait requiring two X chromosomes.
• B) it only affects boys since the genetic mutation is found on the Y chromosome.
• C) nearly all children who develop the disorder have severe, chronic self-injurious behaviour.
• D) as with phenylketonuria, children require a strict dietary regimen until age 8 to prevent intellectual disability.

---

Definitions:

Abnormal Behavior

Actions or reactions that are significantly different from what is considered typical or socially acceptable.

Vomits

The forceful expulsion of the contents of the stomach through the mouth, a reflex action to remove harmful substances.

Sleepiness

The state or condition of feeling a strong desire to sleep or being on the verge of falling asleep.