Which of one of the following is not GUT hormone? (A) Motiline (B) Secretion (C) Gastrin (D) Calcitonin

Which of one of the following is not GUT hormone? (A) Motiline (B) Secretion (C) Gastrin (D) Calcitonin
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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 calcitonin. D) PTH stimulates calcium absorption from the gut. E) PTH decreases the activity of osteoclasts.

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.

Gastric Secretion is regulated by the hormone: (A) Glucagon (B) Gastrin (C) Epinephrin (D) ACTH

Description : Gastric Secretion is regulated by the hormone: (A) Glucagon (B) Gastrin (C) Epinephrin (D) ACTH

Last Answer : Answer : B

Gastric secretion is stopped by hormone (a) enterogastrone (b) gastrin (c) pancreozymin (d) cholecystokinin

Description : Gastric secretion is stopped by hormone (a) enterogastrone (b) gastrin (c) pancreozymin (d) cholecystokinin

Last Answer : (a) enterogastrone

Which of the following hormone increase gas tric secretion (a) Gastrin (b) CCK (c) Enterogastrone (d) None

Description : Which of the following hormone increase gas tric secretion (a) Gastrin (b) CCK (c) Enterogastrone (d) None

Last Answer : (a) Gastrin

All of the following statements about pancreatic somatostain are true except (A) It is secreted by δ cells of islets of Langerhans (B) It stimulates the secretion of gastrin (C) It inhibits the secretion of secretin (D) It inhibits the secretion of cholecystokininpancreozymin

Description : All of the following statements about pancreatic somatostain are true except (A) It is secreted by δ cells of islets of Langerhans (B) It stimulates the secretion of gastrin (C) It inhibits the secretion of secretin (D) It inhibits the secretion of cholecystokininpancreozymin

Last Answer : Answer : B

Gastrin stimulates (A) Gastric motility (B) Gastric secretion (C) Both (A) and (B) (D) None of these

Description : Gastrin stimulates (A) Gastric motility (B) Gastric secretion (C) Both (A) and (B) (D) None of these

Last Answer : Answer : C

Secretion of gastrin is evoked by (A) Entry of food into stomach (B) Vagal stimulation (C) Lower aliphatic alcohols (D) All of these

Description : Secretion of gastrin is evoked by (A) Entry of food into stomach (B) Vagal stimulation (C) Lower aliphatic alcohols (D) All of these

Last Answer : Answer : D

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

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

Hormone that bind to cell surface receptor and require the second messenger camp is (A) Antidiuretic hormone (B) Cholecystokinin (C) Calcitriol (D) Gastrin

Description : Hormone that bind to cell surface receptor and require the second messenger camp is (A) Antidiuretic hormone (B) Cholecystokinin (C) Calcitriol (D) Gastrin

Last Answer : Answer : A

The number of amino acids in the peptide hormone calcitonin is (A) 16 (B) 24 (C) 32 (D) 40

Description : The number of amino acids in the peptide hormone calcitonin is (A) 16 (B) 24 (C) 32 (D) 40

Last Answer : Answer : C

Secretion of gastric juice is stopped by (a) gastrin (b) pancreozymin (c) cholecystokinin (d) enterogastrone

Description : Secretion of gastric juice is stopped by (a) gastrin (b) pancreozymin (c) cholecystokinin (d) enterogastrone

Last Answer : (d) enterogastrone.

Choose the drug which blocks basal as well as stimulated gastric acid secretion without affecting cholinergic, histaminergic or gastrin receptors: A. Famotidine B. Loxatidine C. Omeprazole D. Pirenzepine

Description : Choose the drug which blocks basal as well as stimulated gastric acid secretion without affecting cholinergic, histaminergic or gastrin receptors: A. Famotidine B. Loxatidine C. Omeprazole D. Pirenzepine

Last Answer : C. Omeprazole

Acid secretion of stomach is stimulated by (a) Gastrin (b) Histamine (c) Vagus nerve (d) All the above

Description : Acid secretion of stomach is stimulated by (a) Gastrin (b) Histamine (c) Vagus nerve (d) All the above

Last Answer : (d) All the above

Secretion of bile is promoted by (a) CCK (b) Secretin (c) Insulin (d) Gastrin

Description : Secretion of bile is promoted by (a) CCK (b) Secretin (c) Insulin (d) Gastrin

Last Answer : (a) CCK

One of the following inhibits the secretion of gastric juices (a) Enterogastrone (b) Secretin (c)C C K (d) Gastrin

Description : One of the following inhibits the secretion of gastric juices (a) Enterogastrone (b) Secretin (c)C C K (d) Gastrin

Last Answer : (a) Enterogastrone

The hormone that stimulates heart beat is – (1) Thyroxine (2) Gastrin (3) Glycogen (4) Dopamine

Description : The hormone that stimulates heart beat is – (1) Thyroxine (2) Gastrin (3) Glycogen (4) Dopamine

Last Answer : (1) Thyroxine Explanation: Thyroxine is the main hormone secreted into the bloodstream by the thyroid gland. It plays vital roles in digestion, heart and muscle function, brain development and ... and cardiac output and also promotes vasodilation, which leads to enhanced blood flow to many organs.

The hormone that stimulates the stomach to secrete gastric juice is (a) enterokinase (b) enterogastrone (c) gastrin (d) renin

Description : The hormone that stimulates the stomach to secrete gastric juice is (a) enterokinase (b) enterogastrone (c) gastrin (d) renin

Last Answer : (c) gastrin

Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoryed building starts climbing down the stairs rapidly. Which hormone initiated this action? (a) Adrenaline (b) Glucagon (c) Gastrin (d) Thyroxine

Description : Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoryed building starts climbing down the stairs rapidly. Which hormone initiated this action? (a) Adrenaline (b) Glucagon (c) Gastrin (d) Thyroxine

Last Answer : (b) embryo sac

Name a peptide hormone which acts mainly on hepatocytes, adipocytes and enhances cellular glucose uptake and utilisation. (a) Insulin (b) Glucagon (c) Secretin (d) Gastrin

Description : Name a peptide hormone which acts mainly on hepatocytes, adipocytes and enhances cellular glucose uptake and utilisation. (a) Insulin (b) Glucagon (c) Secretin (d) Gastrin

Last Answer : (a) Insulin

The hormone that stimulates heart beat is : (1) Thyroxine (2) Gastrin (3) Glycogen (4) Dopamine

Description : The hormone that stimulates heart beat is : (1) Thyroxine (2) Gastrin (3) Glycogen (4) Dopamine

Last Answer : Thyroxine

Calcitonin hormone is involved in which metabolism ?

Last Answer : Calcitonin is involved in calcium metabolism

The thymus gland produces a hormone called – (1) thyroxine (2) thymosin (3) thyronine (4) calcitonin

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.

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

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

Which hormone possesses anti-insulin effect? (a) Cortisol(b) Calcitonin (c) Oxytocin (d) Aldosterone

Description : Which hormone possesses anti-insulin effect? (a) Cortisol (b) Calcitonin (c) Oxytocin (d) Aldosterone

Last Answer : (a) Cortisol

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.

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.

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.

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.

Which hormone will increase blood glucose levels? A) thyroxin B) aldosterone C) cortisol D) insulin E) calcitonin

Description : Which hormone will increase blood glucose levels? A) thyroxin B) aldosterone C) cortisol D) insulin E) calcitonin

Last Answer : C) cortisol

The hormone that influences the production of red blood cells is: A) thyroxin B) erythropoietin C) calcitonin D) thymosin E) insulin

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

The thymus gland produces a hormone called (1) thyroxine (2) thymosin (3) thyronine (4) calcitonin

Description : The thymus gland produces a hormone called (1) thyroxine (2) thymosin (3) thyronine (4) calcitonin

Last Answer : thymosin

The first line of host defense is the barrier presented to the external environment. Which of the following statement(s) is/are true concerning host barriers? a. Sebaceous glands secrete chemical compounds that maintain a relatively high pH, providing effective bacterial stasis b. Within the respiratory tract, ciliary function serves to extrude microorganisms trapped within the mucus secretion layer c. The low pH within the stomach markedly decreases bacterial content of the upper gastrointestinal tract d. Gut peristalsis serves to prevent microbial adherence and invasion

Description : The first line of host defense is the barrier presented to the external environment. Which of the following statement(s) is/are true concerning host barriers? a. Sebaceous glands secrete ... of the upper gastrointestinal tract d. Gut peristalsis serves to prevent microbial adherence and invasion

Last Answer : Answer: b, c, d The skin, mucus membranes, and epithelial layers of various organs of the body constitute effective physical barriers against microbial invasion. In certain portions of the ... very low pH within the stomach and gut peristalsis both serve to prevent microbial adherence and invasion

The following is true of loperamide except: A. It is absorbed from intestines and exerts centrally mediated antidiarrhoeal action B. It acts on the opioid receptors in the gut C. It increases tone and segmenting activity of the intestines D. It inhibits intestinal secretion by binding to calmodulin in the mucosal cells

Description : The following is true of loperamide except: A. It is absorbed from intestines and exerts centrally mediated antidiarrhoeal action B. It acts on the opioid receptors in the gut C. It increases ... of the intestines D. It inhibits intestinal secretion by binding to calmodulin in the mucosal cells

Last Answer : A. It is absorbed from intestines and exerts centrally mediated antidiarrhoeal action

Antidiuretic hormone (A) Is secreted by hypothalamus (B) Secretion is increased when osmolality of plasma decreases (C) Increases obligatory reabsorption of water (D) Acts on distal convoluted tubules and collecting ducts

Description : Antidiuretic hormone (A) Is secreted by hypothalamus (B) Secretion is increased when osmolality of plasma decreases (C) Increases obligatory reabsorption of water (D) Acts on distal convoluted tubules and collecting ducts

Last Answer : Answer : D

Secretion of androgens is increased by (A) LH (B) FSH (C) ACTH (D) Growth hormone

Description : Secretion of androgens is increased by (A) LH (B) FSH (C) ACTH (D) Growth hormone

Last Answer : Answer : A

Decreased secretion of growth hormone during childhood causes (A) Simmond’s disease (B) Cushing’s disease (C) Dwarfism (D) Cretinism

Description : Decreased secretion of growth hormone during childhood causes (A) Simmond’s disease (B) Cushing’s disease (C) Dwarfism (D) Cretinism

Last Answer : Answer : C

Secretion of luteinising hormone is increased by (A) GnRH (B) FSH (C) Testosterone (D) None of these

Description : Secretion of luteinising hormone is increased by (A) GnRH (B) FSH (C) Testosterone (D) None of these

Last Answer : Answer : A

In males, secretion of luteinising hormone is inhibited by (A) Gonadotropin releasing hormone (B) FSH (C) High blood level of testosterone (D) Inhibin

Description : In males, secretion of luteinising hormone is inhibited by (A) Gonadotropin releasing hormone (B) FSH (C) High blood level of testosterone (D) Inhibin

Last Answer : Answer : C

All the following statements about FSH are true except (A) It is a tropic hormone secreted by anterior pituitary (B) Its secretion is increased by gonadotropin releasing hormone (C) It acts on Sertoli cells (D) It increases the synthesis of testosterone

Description : All the following statements about FSH are true except (A) It is a tropic hormone secreted by anterior pituitary (B) Its secretion is increased by gonadotropin releasing hormone (C) It acts on Sertoli cells (D) It increases the synthesis of testosterone

Last Answer : Answer : D

All the following statements about thyrotropin releasing hormone are true except (A) It is secreted by hypothalamus (B) It is a pentapeptide (C) It increases the secretion of TSH (D) Its secretion is inhibited by high level of T3 and T4 in blood

Description : All the following statements about thyrotropin releasing hormone are true except (A) It is secreted by hypothalamus (B) It is a pentapeptide (C) It increases the secretion of TSH (D) Its secretion is inhibited by high level of T3 and T4 in blood

Last Answer : Answer : B

Regulation of ACTH secretion occurs through (A) Corticotropin releasing hormone (CRH) and corticotropin release inhibiting hormone (CRIH) of hypothalamus (B) Feedback inhibition by cortisol (C) CRH and feedback inhibition by cortisol (D) CRIH and feedback inhibition by cortisol

Description : Regulation of ACTH secretion occurs through (A) Corticotropin releasing hormone (CRH) and corticotropin release inhibiting hormone (CRIH) of hypothalamus (B) Feedback inhibition by cortisol (C) CRH and feedback inhibition by cortisol (D) CRIH and feedback inhibition by cortisol

Last Answer : Answer : C

Secretion of prolactin is regulated by (A) Feedback inhibition (B) Prolactin releasing hormone (C) Prolactin release inhibiting hormone (D) All of these

Description : Secretion of prolactin is regulated by (A) Feedback inhibition (B) Prolactin releasing hormone (C) Prolactin release inhibiting hormone (D) All of these

Last Answer : Answer : C

Secretion of somatotrophin is promoted by (A) Somatomedin C (B) Somatostatin (C) Growth hormone releasing hormone (D) Hypoglycaemia

Description : Secretion of somatotrophin is promoted by (A) Somatomedin C (B) Somatostatin (C) Growth hormone releasing hormone (D) Hypoglycaemia

Last Answer : Answer : C

Secretion of growth hormone is inhibited by (A) Somatomedin C (B) Somatostatin (C) Feedback inhibition(D) All of these

Description : Secretion of growth hormone is inhibited by (A) Somatomedin C (B) Somatostatin (C) Feedback inhibition(D) All of these

Last Answer : Answer : B

Secretion of Insulin-like Growth Factor-I is promoted by (A) Insulin (B) Glucagon (C) Growth hormone (D) Somatomedin C

Description : Secretion of Insulin-like Growth Factor-I is promoted by (A) Insulin (B) Glucagon (C) Growth hormone (D) Somatomedin C

Last Answer : Answer : C

Secretion of MSH is regulated by (A) Feedback mechanism (B) Melatonin (C) Hypothalamic hormones (D) ACTH HORMONE METABOLISM 217

Description : Secretion of MSH is regulated by (A) Feedback mechanism (B) Melatonin (C) Hypothalamic hormones (D) ACTH HORMONE METABOLISM 217

Last Answer : Answer : C

Down regulation is (A) Increased destruction of a hormone (B) Feed back inhibition of hormone secretion (C) Decreased concentration of a hormone in blood (D) Decrease in number of receptors for a hormone

Description : Down regulation is (A) Increased destruction of a hormone (B) Feed back inhibition of hormone secretion (C) Decreased concentration of a hormone in blood (D) Decrease in number of receptors for a hormone

Last Answer : Answer : D

Increased reabsorption of water from the kidney is the major consequence of the secretion of the hormone? (A) Cortisol (B) Insulin (C) Vasopressin (D) Aldosterone

Description : Increased reabsorption of water from the kidney is the major consequence of the secretion of the hormone? (A) Cortisol (B) Insulin (C) Vasopressin (D) Aldosterone

Last Answer : Answer : C

ACTH stimulates the secretion of (A) Glucocorticoids (B) Epinephrine (C) Thyroxine (D) Luteinizing hormone

Description : ACTH stimulates the secretion of (A) Glucocorticoids (B) Epinephrine (C) Thyroxine (D) Luteinizing hormone

Last Answer : Answer : A

A 16-year-old boy suffers a mid-gut volvulus with massive loss of small intestine. Which of the following statement(s) is/are true concerning his nutritional requirements and management? a. If at least 18 inches of residual small intestine survives, the patient may tolerate some form of enteral nutrition b. A nutritional regimen consisting of supplemental glutamine, growth hormone, and a modified high carbohydrate, low fat diet may be beneficial in this patient c. The regimen described above may decrease the cost of care d. TPN needs will increase after discontinuation of growth hormone

Description : A 16-year-old boy suffers a mid-gut volvulus with massive loss of small intestine. Which of the following statement(s) is/are true concerning his nutritional requirements and management? a. If ... above may decrease the cost of care d. TPN needs will increase after discontinuation of growth hormone

Last Answer : Answer: a, b, c Prior to the availability of TPN, most patients developing short bowel syndrome from either surgery or catastrophic event died. In selected patients, however, with ... the growth hormone did not increase TPN needs in patients once they had undergone successful gut rehabilitation

Biological activity of gastrin is present in the (A) Four N-terminal amino acids (B) Four C-terminal amino acids (C) Five N-terminal amino acids (D) Five C-terminal amino acids

Description : Biological activity of gastrin is present in the (A) Four N-terminal amino acids (B) Four C-terminal amino acids (C) Five N-terminal amino acids (D) Five C-terminal amino acids

Last Answer : Answer : B