Description : Plasma calcium is lowered by (A) Parathormone (B) Calcitonin (C) Aldosterone (D) Deoxycorticosterone
Last Answer : Answer : B
Description : The blood calcium level is lowered by the deficiency of
Last Answer : The blood calcium level is lowered by the deficiency of A. Both calcitonin and parathormone B. Calcitonin C. Parathormone D. Thyroxine
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 : Bone resorption is accelerated by: A. Estrogens B. Parathormone C. Bisphosphonates D. Calcitonin
Last Answer : B. Parathormone
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 : 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 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 : The thymus gland produces a hormone called (1) thyroxine (2) thymosin (3) thyronine (4) calcitonin
Last Answer : thymosin
Description : A high plasma calcium level decreases intestinal absorption of calcium by (A) Stimulating the secretion of parathormone (B) Inhibiting the secretion of parathormone (C) Decreasing the synthesis of cholecalciferol (D) Inhibiting the secretion of thyrocalcitonin
Description : Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during ... (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level
Last Answer : (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron
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 : Parathormone deficiency causes
Last Answer : Parathormone deficiency causes A. Goiter B. Hypocalcemia C. Hypercalcemia D. All of the above
Description : Parathormone influences calcium absorbton in the small intestine by regulating the metabolim of
Last Answer : Parathormone influences calcium absorbton in the small intestine by regulating the metabolim of A. Vitamin C ... D C. Vitamin `B_6` D. Enterogastrone
Description : The drug of choice for hypoparathyroidism is: A. Parathormone B. Calcium lactate C. Vitamin D D. Pamidronate
Last Answer : C. Vitamin D
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 : 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 : 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 : 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 : 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 : A health disorder that results from the deficiency of thyroxine in adults and is characterized by (i) a low metabolic rate, (ii) increase in body weig
Last Answer : A health disorder that results from the deficiency of thyroxine in adults and is characterized by ( ... B. Myxedema C. Simple goiter D. Hypothyroidism
Description : Acromegaly is caused by (a) excess of STH (b) excess of thyroxine (c) deficiency of thyroxine (d) excess of adrenaline
Last Answer : (a) excess of STH
Description : Which one of the following pairs correctly matches a hormone with a disease resulting from its deficiency? (a) Luteinising - Failure of ovulation hormone (b) Insulin - Diabetes insipidus (c) Thyroxine - Tetany (d) Parathyroid - Diabetes mellitus hormone
Last Answer : (a) Luteinising - Failure of ovulation hormone
Description : A health disorder that results from the deficiency of thyroxine in adults and characterised by (i) a low metabolic rate, (ii) increase in body weight and (iii) tendency to retain water in tissues is (a) simple goitre (b) myxoedema (c) cretinism (d) hypothyroidism.
Last Answer : (b) myxoedema
Description : Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) ... child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth
Last Answer : (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre
Description : Actions of thyroxine include the following except: A. Induction of negative nitrogen balance B. Reduction in plasma cholesterol level C. Fall in plasma free fatty acid level D. Rise in blood sugar leve
Last Answer : C. Fall in plasma free fatty acid level
Description : 17.5 Actions of thyroxine include the following except: A. Induction of negative nitrogen balance B. Reduction in plasma cholesterol level C. Fall in plasma free fatty acid level D. Rise in blood sugar level
Last Answer : D. Rise in blood sugar level
Description : Which hormone will increase blood glucose levels? A) thyroxin B) aldosterone C) cortisol D) insulin E) calcitonin
Last Answer : C) cortisol
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 : When phosphorous level is lowered ? (A) In hyper thyroidism (B) Cirrosis of liver (C) Leukemia (D) Hypothyroidism
Description : A well penetrates to 30 m below the static water table. After 24 hours of pumping at 31.40 litres/minute, the water level in a test well at a distance of 80 m is lowered by 0.5 m and in a well 20 m away water is ... 1.185 m2 /minute (B) 1.285 m2 /minute (C) 1.385 m2 /minute (D) 1.485 m2 /minute
Last Answer : Answer: Option C
Description : Parathormone is secreted during
Last Answer : Parathormone is secreted during A. Increased blood calcium level B. Decreased blood calcium level C ... sugar level D. Decrease blood sugar level
Description : Parathormone induces
Last Answer : Parathormone induces A. Increase in blood sugar level B. Decrease in serum calcium level C. ... calcium level D. Decrease in blood sugar level
Description : Women become susceptible to osteoporosis after menopause due to decreased (A) Secretion of Parathormone (B) Conversion of vitamin D into calcitriol (C) Secretion of estrogen (D) Secretion of progesterone
Last Answer : Answer : C
Description : The sequence of amino acid in which the biological value of parathormone is (A) 1–15 (B) 1–34 (C) 30–50 (D) 50–84
Description : The number of amino acids in parathormone is (A) 65 (B) 84 (C) 115 (D) 122
Description : Parathormone is required for the conversion of (A) Cholecalciferol into 1-hydroxycholecalciferol (B) Cholecalciferol into 25-hydroxycholecalciferol (C) 25-Hydroxycholecalciferol into calcitriol (D) Cholesterol into 7-dehydrocholesterol
Description : Which gland produces the enzyme parathormone?
Last Answer : Parathyroid
Description : Duodenum has characteristic Brunner’s gland which secrete two hormones called (a) kinase, estrogen (b) secretin, cholecystokinin (c) prolactin, parathormone (d) estradiol, progesterone
Last Answer : (b) secretin, cholecystokinin
Description : The pulmonary ventilation frequency (number of inhalations per time unit) rises or lowers the carbon dioxide concentration in blood. If it is intense the gas is more eliminated to the exterior and if it ... carbon dioxide and also of more hydrogen ions spending and the pH of the solution is raised.
Last Answer : What are acidosis and alkalosis?
Description : Deficiency of urea cycle enzymes results into accumulation of citrulline argininosuccinate arginine in the liver resulting in increasing concentration of …….. in the blood. (A) Calcium (B) Sodium (C) Ammonia (D) Lipid
Description : Calcium deficiency in blood causes — in animals a. Mastitis b. Anthrax c. FMD d. Milk fever
Last Answer : d. Milk fever
Description : The normal serum level of thyroxine (T4) is (A) 2.0–4.0 µg/100 ml (B) 5.5–13.5 µg/100 ml (C) 14.0–20.3 µg/100 ml (D) 20.0–25.0 µg/100 ml
Description : Thyroxine therapy is indicated in the following conditions except: A. Euthyroid status with raised TSH level B. Diffuse nontoxic goiter C. Nonfunctional thyroid nodule D. Benign functioning thyroid nodule
Last Answer : C. Nonfunctional thyroid nodule
Description : The most reliable guide to adjustment of thyroxine dose in a patient of hypothyroidism is: A. Pulse rate B. Body weight C. Serum thyroxine level D. Serum TSH level
Last Answer : D. Serum TSH level
Description : 17.4 The most reliable guide to adjustment of thyroxine dose in a patient of hypothyroidism is: A. Pulse rate B. Body weight C. Serum thyroxine level D. Serum TSH level
Description : Thyroid hormones are present in blood (A) In free form (B) In association with thyroxine binding globulin (TBG) (C) In association with thyroxine binding prealbumin (TBPA) (D) Mainly in association with TBG, partly in free form and sometimes in association with TBPA also
Last Answer : Answer : D
Description : is a hormone that regulates the amount of glucose in the blood? (1) Glucogen (2) Thyroxine (3) Oxytocin (4) Insulin
Last Answer : (4) Insulin Explanation: Insulin is a hormone that allows our body to use sugar (glucose) from carbohydrates in the food that we eat for energy or to store glucose for future use. Insulin ... or too low (hypoglycemia), Insulin is a peptide hormone produced by beta cells of the pancreatic islets.
Description : Blood pressure may be increased by the excessive secretion of (1) Thyroxine (2) Testosterone (3) Estradiol (4) Estrol
Last Answer : (1) Thyroxine Explanation: With its excess secretion, also known as hyper secretion, thyroxin (T4) causes an increased heart rate, high blood pressure, possible palpitations, and could lead to heart failure. It is related to hyperthyroidism.
Description : Compared to a bull a bullock is docile because of (a) higher levels of cortisone (b) lower levels of blood testosterone (c) lower levels of adrenaline/noradrenaline in its blood (d) higher levels of thyroxine.
Last Answer : (b) lower levels of blood testosterone