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While dwarfs and cretins are somewhat of...

While dwarfs and cretins are somewhat of the same height, the main difference is that

A

Dwarfs have normal intelligence while cretins do not

B

Cretins are mentally deranged

C

The head of cretin is especially large

D

The dwarf have elongated chin.

Text Solution

AI Generated Solution

The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding Dwarfism:** - Dwarfism is primarily caused by a deficiency of growth hormone, which is secreted by the anterior pituitary gland. This condition is known as pituitary dwarfism. - Individuals with dwarfism typically have normal intelligence and cognitive abilities. 2. **Understanding Cretinism:** - Cretinism is a condition that arises from a deficiency of thyroxine (a thyroid hormone) during pregnancy. This deficiency affects the development of the fetus. - Individuals with cretinism often experience severe mental retardation, with an IQ below 40. 3. **Comparing Dwarfs and Cretins:** - While both dwarfs and cretins may be similar in height, the key difference lies in their cognitive abilities. - Dwarfs maintain normal intelligence, whereas cretins exhibit significant cognitive impairment. 4. **Identifying the Correct Answer:** - Based on the differences outlined, the main distinction between dwarfs and cretins is that dwarfs have normal intelligence, while cretins do not. 5. **Conclusion:** - The correct answer to the question is that the main difference is that dwarfs have normal intelligence, whereas cretins are mentally deranged.
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