Description : What does Calcitonin causes?
Last Answer : a decrease in the blood concentration of calcium
Description : Calcitonin causes (A) Calcinuria and phosphaturia (B) Decrease in urinary calcium (C) Decrease in urinary phosphorous (D) Increase in blood calcium level 212 MCQs IN BIOCHEMISTRY
Last Answer : Answer : A
Description : What is the function of calcitonin? -Biology
Last Answer : answer:
Last Answer : Calcitonin is involved in calcium metabolism
Description : Which of one of the following is not GUT hormone? (A) Motiline (B) Secretion (C) Gastrin (D) Calcitonin
Last Answer : Answer : D
Description : Cyclic AMP acts as the second messenger for (A) ADH (B) Glucagon (C) Calcitonin (D) All of these
Description : The number of amino acids in the peptide hormone calcitonin is (A) 16 (B) 24 (C) 32 (D) 40
Last Answer : Answer : C
Description : Plasma calcium is lowered by (A) Parathormone (B) Calcitonin (C) Aldosterone (D) Deoxycorticosterone
Last Answer : Answer : B
Description : Calcitonin is synthesised in (A) Parathyroid glands (B) Thyroid gland (C) Pars intermedia of pituitary (D) Adrenal cortex
Description : The number of amino acid residues in calcitonin in (A) 9 (B) 32 (C) 51 (D) 84
Description : Which of the following statements regarding hypercalcemia are true? A. The symptoms of hypercalcemia may mimic some symptoms of hyperglycemia. B. Metastatic breast cancer is an unusual cause of ... fluid volume deficit. E. Urinary calcium excretion may be increased by vigorous volume repletion.
Last Answer : Answer: ADE DISCUSSION: Markedly elevated serum calcium levels produce polydipsia, polyuria, and thirst. Vigorous volume repletion and saline diuresis correct the extracellular fluid volume ... , from bony metastasis. The calcitonin effect on calcium is diminished with repeat administrations
Description : Which one of the following drugs, when used chronically, is associated with the development of bone pain and mineralization defects such as osteomalacia? (a) Calcitonin (b) Dihydrotachysterol (c) Ergocalciferol (d) Etidronate (e) Norgestrel
Last Answer : Ans: D
Description : Which of the following conditions is an indication for the use of calcitonin? (a) Chronic renal failure (b) Hypoparathyroidism (c) Intestinal osteodystrophy (d) Pager’s disease (e) Rickets
Description : Which one of the following is lest likely to be useful in the therapy of hypercalcemia? (a) Calcitonin (b) Glucocorticoids (c) Plicamycin (d) Parenteral infusion of phosphate (e) Thiazide diuretics
Last Answer : Ans: E
Description : Corporate executives who work in top notch companies and travel to their offices in early morning in their air conditioned cars with tinted glasses spending their entire day in their cabins are prone ... from the deficiency of: (a) calcitonin (b) cynacobalamin (c) tocopherol (d) cholecalciferol.
Last Answer : Ans:(b)
Description : The thymus gland produces a hormone called – (1) thyroxine (2) thymosin (3) thyronine (4) calcitonin
Last Answer : (2) thymosin Explanation: The thymus is a specialized primary lymphoid organ of the immune system. Thymosin hormones are typically produced by the thymus gland and trigger the creation of Tcells, which are used by the immune system to fight disease. The thymus gland is only active until puberty.
Description : Calcitonin: a. is a steroid hormone b. is produced by the parafollicular cells within the thyroid glands c. is increased in the presence of hypercalcaemia d. inhibits osteoclast activit
Last Answer : inhibits osteoclast activit
Description : The following are true about calcium regulating hormones: a. calcitonin increases the plasma calcium concentration b. vitamin D is produced in the skin c. vitamin D is metabolized to its active form in the liver and kidney. d. vitamin D increases calcium absorption from the gut
Last Answer : vitamin D increases calcium absorption from the gut
Description : Which one of the following pairs of chemical substances, is correctly categorised? (a) Calcitonin and thymosin - Thyroid hormones (b) Pepsin and prolactin - Two digestive enzymes secreted in ... and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones
Last Answer : (c) Troponin and myosin - Complex proteins in striated muscles
Description : Which hormone possesses anti-insulin effect? (a) Cortisol (b) Calcitonin (c) Oxytocin (d) Aldosterone
Last Answer : (a) Cortisol
Description : Calcitonin is a thyroid hormone which (a) elevates calcium level in blood (b) has no effect on calcium (c) elevates potassium level in blood (d) lowers calcium level in blood.
Last Answer : (d) lowers calcium level in blood.
Description : The blood calcium level is lowered by the deficiency of (a) both calcitonin and parathormone (b) calcitonin (c) parathormone (d) thyroxine
Last Answer : (c) parathormone
Description : Given below is an incomplete table on hormones, their source glands and one major effect of each human body. Identify the option representing correct grouping of hormone its gland and ... hormone (b) Placenta Insulin Vasopressin (c) Ovary Insulin Calcitonin (d) Placenta Glucagon Calcitonin
Last Answer : (a) Ovary Glucagon Growth hormone
Description : The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone (a) calcitonin (b) prolactin (c) adrenaline (d) melatonin.
Last Answer : (d) melatonin.
Description : Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other? (a) Aldosterone Atrial Natriuretic Factor (b) Relaxin Inhibin (c) Parathormone Calcitonin (d) Insulin Glucagon
Last Answer : (b) Relaxin Inhibin
Description : Mast cells of connective tissue contain (a) vasopressin and relaxin (b) heparin and histamine (c) heparin and calcitonin (d) serotonin and melanin.
Last Answer : (b) heparin and histamine
Description : Which hormone will increase blood glucose levels? A) thyroxin B) aldosterone C) cortisol D) insulin E) calcitonin
Last Answer : C) cortisol
Description : Which statement is NOT correct about PTH? A) When calcium level rises, PTH secretion is inhibited. B) When calcium level lowers, PTH secretion is stimulated. C) PTH has the opposite effect of ... . D) PTH stimulates calcium absorption from the gut. E) PTH decreases the activity of osteoclasts.
Last Answer : E) PTH decreases the activity of osteoclasts.
Description : Which is most involved in milk production? A) oxytocin B) progesterone C) prolactin D) estrogen E) calcitonin
Last Answer : C) prolactin
Description : Bone resorption is accelerated by: A. Estrogens B. Parathormone C. Bisphosphonates D. Calcitonin
Last Answer : B. Parathormone
Description : The drug used for controlling tetany is: A. Intravenous diazepam B. Intramuscular vitamin D C. Intravenous calcium gluconate D. Intravenous calcitonin
Last Answer : C. Intravenous calcium gluconate
Description : The hormone that influences the production of red blood cells is: A) thyroxin B) erythropoietin C) calcitonin D) thymosin E) insulin
Last Answer : B) erythropoietin
Description : The thymus gland produces a hormone called (1) thyroxine (2) thymosin (3) thyronine (4) calcitonin
Last Answer : thymosin