Which of the following hormones regulates the level of calcium in the blood?
Answer
Parathyroid hormone
The correct answer is Parathyroid hormone — Identify the hormone that matches calcium regulation.
Step-by-step solution
- Read each option and recall its primary function:
- Insulin – lowers blood glucose.
- Thyroxine – regulates metabolic rate.
- Parathyroid hormone – raises blood calcium level.
- Cortisol – involved in stress response.
- Identify the hormone that matches calcium regulation.
Common mistake: Choosing insulin because it is a well‑known hormone, overlooking its role in glucose, not calcium.
Concept tested: Hormonal regulation of calcium
Published · How this solution was prepared and checked
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