Which of the following hormones is involved in the regulation of calcium homeostasis and bone mineralization?

A Parathyroid hormone (PTH)
B Calcitonin
C Vitamin D
D All of the above ✓

Explanation

PTH, calcitonin, and vitamin D all play important roles in regulating calcium homeostasis and bone mineralization. PTH stimulates calcium release from bones, calcitonin inhibits calcium release, and vitamin D enhances calcium absorption from the gut.

Mnemonic

PTH, CT, Vit D = Partners Together Help Calcium

Source

Berne and Levy Physiology
Hormones and Endocrine Markers Endocrinology Calcium Homeostasis Medium MEDICAL Confidence: high