The relationship between the thyroid hormone and temperature regulation is that A. Thyroid hormone is a key component in temperature regulation. Without thyroid hormone, the body must be shivering for temperature regulation. This requires more oxygen consumption for ATP generation.
This means that the thyroid hormone is very key to temperature regulation and when it is deficient, the body will shiver and use more oxygen to generate ATP to regulate temperature.
In conclusion, option A is correct.
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