What is the normal range of blood calcium levels in an adult human?

Hypersecretion of parathyroid hormone leads to:

Which of the following vitamins has some physiological effects similar to those of parathormone?

Demineralization of bone resulting in softening,bending,and fracture of bones,common in women who have reached menopause,is called i and is caused due to ii .

Parathormone $(PTH)$ regulates which of the following?

$A$ person is having problems with calcium and phosphorus metabolism in his body. Which one of the following glands may not be functioning properly?