Which of the following hormones is responsible for regulating calcium homeostasis in the body?

A Parathyroid hormone (PTH)
B Calcitonin
C Vitamin D
D Both A and B
PTH and calcitonin are two hormones that play crucial roles in regulating calcium homeostasis. PTH increases blood calcium levels, while calcitonin decreases them.
Berne and Levy Physiology
Hormones and Endocrine Markers Endocrinology Mineral Metabolism Easy NURSING Confidence: high