Calcium and Phosphate Regulation — MCQs

In hypoparathyroidism:

The function of which of the following is increased by an elevated parathyroid hormone concentration:

Parathormone has all of the following effects, except -

Which of the following organs are involved in the synthesis and activation of vitamin D?

Which of the following causes hypocalcemia:

A young patient presents with muscle spasms, numbness in the hands and feet, seizures, and difficulty in breathing due to laryngospasm. His blood work reveals an electrolyte imbalance. What is the most likely cause of these manifestations?

Tetany in muscle occurs in spite of normal serum Ca2+ level. Which ion is responsible?

Why is carpopedal spasm seen in hyperventilation?

Which of the following substances is NOT typically found in gallstones?

Which of the following is a common consequence of gastrectomy?