Description : Growth hormone is released by (A) Somatostatin (B) Growth hormone releasing hormone (C) Prolactin release inhibiting hormone (D) Luteinizing releasing hormone
Last Answer : Answer : B
Description : Vasopressin is also known as (A) Antidiabetogenic hormone (B) Antidiuretic hormone (C) Somatotropic hormone (D) Pitoxin
Last Answer : Answer : A
Description : Somatostatin is produced by (A) Hypothalamus (B) Pancreas (C) Hypothalamus and pancreas (D) Hypothalamus and Adrenals
Last Answer : Answer : C
Description : Secretion of luteinising hormone is increased by (A) GnRH (B) FSH (C) Testosterone (D) None of these
Description : 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, luteinising hormone acts on (A) Leydig cells (B) Sertoli cells (C) Prostate gland (D) All of these
Description : Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH ... produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.
Last Answer : B) When the blood becomes dilute, ADH is no longer released from the hypothalamus
Description : Potassium metabolism is regulated by the hormone: (A) Aldosterone (B) PTH (C) Somatostatin (D) Estrogen
Description : The metabolism of sodium is regulated by the hormone: (A) Insulin (B) Aldosterone (C) PTH (D) Somatostatin
Description : Secretion of somatotrophin is promoted by (A) Somatomedin C (B) Somatostatin (C) Growth hormone releasing hormone (D) Hypoglycaemia
Description : Secretion of growth hormone is inhibited by (A) Somatomedin C (B) Somatostatin (C) Feedback inhibition(D) All of these
Description : Write the function of each of the following (i)Middle piece in human sperm (ii)Tapetum in anthers (iii)Luteinising hormone in human males -Biology
Last Answer : (i)Middle piece in human sperm contains several mitochondria which produces energy for the motility of the sperm. (ii) Tapetum in anthers It is the innermost layer of the anther. ... male stimulates the Leydig cells to produce testosterone, necessary to complete the process of spermatogenesis.
Description : The most important component of the oral contraceptive pills is (a) thyroxine (b) luteinising hormone (c) progesterone (d) growth hormone
Last Answer : (c) progesterone
Description : The mammalian corpus luteum produces (a) luteotrophic hormone (b) luteinising hormone (c) estrogen (d) progesterone.
Last Answer : (d) progesterone.
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 : 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
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
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
Description : A hormone synthesised in the hypothalamus is (A) Melatonin (B) Melanocyte stimulating hormone (C) Vasopressin (D) Prolactin
Description : 3- Somatostatin inhibits the release of: A. Growth hormone B. Insulin C. Thyrotropin D. All of the above
Last Answer : 3- Somatostatin inhibits the release of: A. Growth hormone B. Insulin C. Thyrotropin D. All of the above
Description : The hormone somatostatin is resposible for inhibiting the motility and absobtion in the digestive tract. It also inhibits the release of insuline and
Last Answer : The hormone somatostatin is resposible for inhibiting the motility and absobtion in the digestive tract. It also ... Alph B. Beta C. Delta D. F cells
Description : 16.8 Drugs that suppress growth hormone release in acromegaly include the following except: A. Bromocriptine B. Somatostatin C. Octreotide D. Nafarelin
Last Answer : D. Nafarelin
Description : 16.6 Somatostatin inhibits the release of: A. Growth hormone B. Insulin C. Thyrotropin D. All of the above
Last Answer : D. All of the above
Description : 16.5 Octreotide is a long acting synthetic analogue of: A. Prolactin B. Growth hormone C. Somatostatin D. Gonadotropin releasing hormone
Description : 6.4 Several actions of growth hormone are exerted through the elaboration of: A. Cyclic AMP B. Cyclic GMP C. Somatostatin D. Insulin like growth factor-1
Last Answer : D. Insulin like growth factor-1
Description : How are the FSH and LH are released by the hypothalamus?
Last Answer : Need answer
Description : Chemical natrue of all the hormone which are secreted from pituitary ad hypothalamus is
Last Answer : Chemical natrue of all the hormone which are secreted from pituitary ad hypothalamus is
Description : Supra optic nuclei (in hypothalamus) secrete the hormone
Last Answer : Supra optic nuclei (in hypothalamus) secrete the hormone A. ADH B. Oxytocin C. Pitocin D. Both (2) and (3)
Description : The hypothalamus contains cells which are sensitive to: a. PO2 b. arterial blood pressure c. [H+] d. TSH (thyroid-stimulating hormone) concentration
Last Answer : TSH (thyroid-stimulating hormone) concentration
Description : What is the cascade of events that follows a stress or trauma to produce adrenal reaction? A) hypothalamus (ACTH-releasing hormone)-anterior pituitary (ACTH)-adrenal cortex mineralocorticoids and ... ) E) adrenal cortex (hormones)-hypothalamus (ACTH-releasing hormone)-anterior pituitary (ACTH)
Last Answer : A) hypothalamus (ACTH-releasing hormone)-anterior pituitary (ACTH)-adrenal cortex mineralocorticoids and glucocorticoids (regulate metabolism and sugar level)
Description : The part of the brain controlling the anterior pituitary gland secretions is the A) medulla. B) thalamus. C) cerebral cortex. D) hypothalamus. E) cerebellum. Answer: D ... B) antidiuretic hormone C) gonadotropic hormones D) thyroid-stimulating hormone E) adrenocorticotropic hormone
Last Answer : B) thalamus.
Description : The α-cells of pancreas islets produce (A) Insulin (B) Glucagon (C) Somatostatin (D) Pancreatic polypeptide
Description : β-cells of islet of langerhans of the pancreas secrete (A) Insulin (B) Glucagon (C) Somatostatin (D) Pancreatic polypeptide
Description : δ-Cells of islet of langerhans of pancreas produce (A) Pancreatic polypeptide (B) Pancreatic lipase (C) Somatostatin (D) Steapsin
Description : α Cells of Islets of Langerhans secrete (A) Insulin (B) Glucagon (C) Somatostatin (D) Cholecystokinin
Description : Which one of the following is a feature of the VIPoma syndrome? 1) Alkalosis 2) Hypoglycaemia 3) Hypokalaemia 4) Increased gastric acid seceretion 5) Provocation of VIP release by somatostatin
Last Answer : Answers-3 a, b,d,e: All opposite to what is expected. VIPOMA -Features vasoactive intestinal polypeptide secreting tumour, mainly pancreas rarely ganglioneuroblatoma (sympathetic ... -peripheral vasodilation - inhibits gastric acid secretion -potentiates acetylcholine action on salivary glands
Description : Parathyroid hormone (A) Is released when serum Ca++ is too high (B) Inactivates vitamin D (C) Is secreted when Ca++ is too low (D) Depends on vitamin K for adequate activity
Description : Addison’s disease is caused by the deficiency of------? A. Antiduretic Harmone B. Luteinising Harmone C. Melanophore stimulating Harmone D. Adrenocorticotrophic Harmone (Answer)
Last Answer : D. Adrenocorticotrophic Harmone (Answer)
Description : Secretion of glucocorticoida is regulated by all the following except (A) Hypothalamus (B) Anterior pituitary (C) Feedback control by blood glucose (D) Feedback control by glucocorticoids
Description : Secretion of PTH is regulated by (A) Hypothalamus (B) Anterior pituitary (C) Feedback effect of plasma PTH (D) Feedback effect of plasma calcium
Description : Secretion of thyroid hormones is regulated by (A) Hypothalamus (B) Anterior pituitary (C) Feedback regulation (D) All of these 220 MCQs IN BIOCHEMISTRY
Description : Somatotropin is secreted by (A) Hypothalamus (B) Anterior pituitary (C) Posterior pituitary (D) Thyroid gland
Description : Melatonin is synthesised in (A) Hypothalamus (B) Posterior pituitary gland (C) Pineal gland (D) Melanocytes
Description : The secretion of insulin is stimulated by: a. adrenaline b. somatostatin c. fatty acids d. acetylcholine
Last Answer : fatty acids
Description : Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (mostly in the nucleus)? (a) Insulin, glucagon (b) Thyroxine, insulin (c) Somatostatin, oxytocin (d) Cortisol, testosterone
Last Answer : (d) Cortisol, testosterone
Description : Which one of the following pairs is incorrectly matched? (a) Glucagon – Beta cells (source) (b) Somatostatin – Delta cells (source) (c) Corpus luteum – Relaxin (secretion) (d) Insulin – Diabetes mellitus (disease
Last Answer : (a) Glucagon – Beta cells (source)
Description : If for some reason our goblet cells are non- functional, this will adversely affect (a) production of somatostatin (b) secretion of sebum from the sebaceous glands (c) maturation of sperms (d) smooth movement of food down the intestine.
Last Answer : (d) smooth movement of food down the intestine.
Description : A metabolite obtained from Aspergillus terreus that can bind very tightly to HMG CoA reductase enzyme is (A) Fluvastatin (B) Cerivastatin (C) Lovastatin (D) Somatostatin
Last Answer : (C) Lovastatin
Description : Glucagon release from pancreas is stimulated by: A. High blood glucose level B. Insulin C. Somatostatin D. Adrenaline
Last Answer : D. Adrenaline
Description : Indications of somatostatin include: A. Macroprolactinoma B. Zollinger Ellison syndrome C. Bleeding esophageal varices D. Steatorrhoea
Last Answer : C. Bleeding esophageal varices