Which of the following vitamins has some physiological effects similar to those of parathormone?
Vitamin- A
Vitamin- D
Vitamin- C
Vitamin- B
Related Questions
Apart from its direct effects on bone and kidney, PTH also indirectly increases calcium absorption in the gut by stimulating the production of which active form of Vitamin D?
Cholecalciferol (Vitamin D3)
25-hydroxyvitamin D
Ergocalciferol (Vitamin D2)
1,25-dihydroxyvitamin D3 (Calcitriol)
Vitamin that has similar action as the parathormone is
Vitamin-A
Vitamin-B
Vitamin-C
Vitamin-D
Which specific cell type within the parathyroid gland is primarily responsible for sensing changes in extracellular calcium levels and regulating parathyroid hormone (PTH) secretion?
Oxyphil cells
Chief cells
Parafollicular cells
Follicular cells
BMR is controlled by
Thyroxine
ADH
Aldosterone
Growth hormone
Which is hypercalcemic hormone
PTH
Insulin
PTH is a
Hypercalcemic hormone
Hypocalcemic hormone
Endocalcemic hormone
Exocalcemic hormone
Which of the following is the primary function of Parathyroid Hormone (PTH)?
Increases blood calcium levels
Decreases blood calcium levels
Increases blood phosphate levels
Regulates blood glucose levels
What is the primary stimulus for PTH secretion?
High blood calcium levels
Low blood phosphate levels
Low blood calcium levels
High blood phosphate levels
What is the effect of PTH on phosphate levels in the blood?
Increases phosphate levels
Decreases phosphate levels
No effect on phosphate levels
Variable effect depending on calcium levels
The parathyroid glands are typically located on the:
Anterior surface of the thyroid gland
Within the thymus
Posterior surface of the thyroid gland
Above the kidneys
