Question

v) What is the cause of abnormal elongation of long bones of arms and legs
and of lower jaw?​

Answer 1

Answer:

Acromegaly - NORD (National Organization for Rare Disorders) In most cases, acromegaly is caused by the growth of a benign tumor (adenoma), affecting the pituitary gland. Symptoms of acromegaly include abnormal enlargement in bones of the hands, arms, feet, legs, and head.

Answer 2

He forgot to include this could be because of malnutrition and hereditary aswell