Question

Growth hormone and thyroxin increase the length of :

• A. Bone
• B. Muscle
• C. RBC
• D. Nerve cell

Answer 1

The correct option is A Bone

Normal growth is controlled by a number of hormones:

• Growth hormone, made in the pituitary gland, which is the most important factor
• Thyroid hormone

Growth involves the lengthening of bones. Therefore both of these play a role in increase in length of bone.