Question

multiple choice question
which hormone stimulates osteoclast activity?

o thyroxine
o growth hormone
o parathyroid hormone

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Explanation:

Parathyroid hormone increases blood - calcium levels by stimulating osteoclasts to break down bone tissue and release calcium into the bloodstream. Thyroxine mainly regulates metabolism, and growth hormone is involved in growth and development processes not directly related to osteoclast activation.

Answer:

Parathyroid hormone