Description : A steroid hormone which regulates glucose metabolism is (a) cortisone (b) cortisol (c) corticosterone (d) 11-deoxycorticosterone.
Last Answer : (b) cortisol
Description : A common intermediate in the synthesis of estrogens is (A) Cortisol (B) Andostenedione (C) Corticosterone (D) 11-Deoxycorticosterone
Last Answer : Answer : B
Description : The most potent hormone concerned with the retention of sodium in the body is (A) Cortisone (B) Aldosterone (C) Corticosterone (D) Cortisol
Description : A 55-year-old male undergoes a total abdominal colectomy. Which of the following statement(s) is/are true concerning the hormonal response to the surgical procedure? a. Adrenocorticotropic ... in serum insulin and a fall in glucagon accelerate hepatic glucose production and maintain gluconeogenesis
Last Answer : Answer: a, c One of the earliest consequence of a surgical procedure is the rise in levels of circulating cortisol that occur in response to a sudden outpouring of ACTH ... hepatic glucose production, and, with other hormones (epinephrine and glucocorticoids), gluconeogenesis is maintained
Description : The following are true about the hormones secreted by the adrenal cortex: a. zona fasciculata secretes cortisol b. zona glomerulosa secretes aldosterone c. secretion of aldosterone is stimulated by ACTH d. all
Last Answer : all
Description : The level of sodium in the blood is regulated by the secretion of A) oxytocin. B) insulin. C) cortisol. D) aldosterone. E) ACTH.
Last Answer : D) aldosterone.
Description : True statements about aldosterone include: a. secretion is mainly under the control of adrenocorticotrophic (ACTH) hormone secretion b. increases hepatic gluconeogenesis c. its secretion is stimulated by angiotensin d. in the kidney, mainly acts on the proximal convoluted tubules
Last Answer : its secretion is stimulated by angiotensin
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
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
Description : A hormone which cannot cross the blood brain barrier is (A) Epinephrine (B) Aldosterone (C) ACTH (D) TSH
Last Answer : Answer : A
Description : Plasma calcium is lowered by (A) Parathormone (B) Calcitonin (C) Aldosterone (D) Deoxycorticosterone
Description : True statements concerning hypoadrenal shock include which of the following? A. Adrenocortical insufficiency may manifest itself as severe shock refractory to volume and pressor therapy. B. ... test should be performed to help establish the diagnosis of acute adrenocortical insufficiency.
Last Answer : Answer: AD DISCUSSION: Shock due to acute adrenocortical insufficiency is relatively uncommon but must be considered when shock refractory to volume replacement and pressor therapy is present. ... and it is the corticosteroid of choice while the ACTH stimulation test is being performed
Description : Which hormone possesses anti-insulin effect? (a) Cortisol (b) Calcitonin (c) Oxytocin (d) Aldosterone
Last Answer : (a) Cortisol
Description : Which hormone will decrease blood glucose levels? A) thyroxin B) aldosterone C) cortisol D) insulin E) glucagon
Last Answer : D) insulin
Description : Which hormone will increase blood glucose levels? A) thyroxin B) aldosterone C) cortisol D) insulin E) calcitonin
Last Answer : C) cortisol
Description : Which of the following hormones is considered a glucocorticoid? A) aldosterone B) insulin C) thyroxin D) cortisol E) parathyroid hormone
Last Answer : D) cortisol
Description : Which of the following hormones require iodine? A) thyroxin B) aldosterone C) parathyroid hormone D) insulin E) cortisol
Last Answer : A) thyroxin
Description : The followings are steroid hormones: a. corticotrophic hormone (ACTH) b. aldosterone c. thyroxine d. growth hormone
Last Answer : aldosterone
Description : Which of the following hormones is not involved in carbohydrate metabolism? (A) Cortisol (B) ACTH (C) Glucogen (D) Vasopressin
Last Answer : D
Description : Which of the following techniques would be most useful in the differential diagnosis between ectopic Cushing's syndrome and pituitary dependent Cushing's disease. 1) Urine free cortisol 2) ... Dexamethasone suppression test 3) ACTH concentrations 4) Inferior petrosal sinus sampling 5) CRF test
Last Answer : Answers-4 Inferior petrosal sinus sampling with an elevated central ACTH concentration compared with the peripheral value is the most valuable test in the differential diagnosis of either Cushing's disease or ectopic Cushing's syndrome. The other tests are far less useful in comparison.
Description : Increased reabsorption of water from the kidney is the major consequence of which of the following hormones? (A) Cortisol (B) Insulin (C) Vasopressin (D) Aldosterone
Description : Spironolactone is an antagonist of (A) Cortisol (B) Hydrocortisone (C) Aldosterone (D) Testosterone
Description : A common intermediate in the synthesis of cortisol and aldosterone is (A) Progesterone (B) Testosterone (C) Estradiol (D) None of these
Description : The predominant glucocorticoid is (A) Cortisol (B) Aldosterone (C) Dehydroephiandrosterone (D) Androstenedione
Description : A middle aged female presented with following symptoms - Hirsutism, fragility of skin, with easy bruising, broad purplish striae and signs of proximal myopathy. The first step in ... Exclude exogenous Glucocorticoid use 3) Advice plasma ACTH estimation 4) Advice dexamethasone overnight test
Last Answer : Correct Answer: 2) Exclude exogenous Glucocorticoid use
Description : Injury to adrenal cortex is not likely to affect the secretion of which one of the following? (a) Aldosterone (b) Both androstenedione and dehydroepiandrosterone (c) Adrenaline (d) Cortisol
Last Answer : (c) Adrenaline
Description : Body water is regulated by the hormone: (A) Oxytocin (B) ACTH (C) FSH (D) Epinephrine
Description : Which of the following hormones is not involved in carbohydrate metabolism? (A) ACTH (B) Glucagon (C) Vasopressin (D) Growth hormone
Description : Gastric Secretion is regulated by the hormone: (A) Glucagon (B) Gastrin (C) Epinephrin (D) ACTH
Description : Which one of the following is not liberated by the adenohypophysis? (A) Growth hormone (B) TSH (C) ACTH (D) Gonadotropin
Last Answer : Answer : D
Description : Secretion of androgens is increased by (A) LH (B) FSH (C) ACTH (D) Growth hormone
Description : Acromegaly results from overproduction of (A) ACTH during childhood (B) TSH during adult life (C) Growth hormone during childhood (D) Growth hormone during adult life HORMONE METABOLISM 219
Description : All the following statements about ACTH are true except (A) It is a tropic hormone (B) Its target cells are located in adrenal cortex (C) Its receptors are located in the cell membrane (D) Its second messenger is inositol triphosphate
Description : A nonapeptide among the following is (A) Antidiuretic hormone (B) Insulin (C) ACTH (D) Thyrotropin releasing hormone
Description : Secretion of MSH is regulated by (A) Feedback mechanism (B) Melatonin (C) Hypothalamic hormones (D) ACTH HORMONE METABOLISM 217
Description : ACTH stimulates the secretion of (A) Glucocorticoids (B) Epinephrine (C) Thyroxine (D) Luteinizing hormone
Description : Adrenocorticotropic hormone (ACTH) is a single polypeptide containing (A) 25 amino acid (B) 39 amino acid (C) 49 amino acid (D) 52 amino acid 208 MCQs IN BIOCHEMISTRY
Description : The hormone activating the glycogen synthase activity is (A) Insulin (B) Glucagon (C) Epinephrine (D) ACTH
Description : Which of the following hormones is NOT correctly matched with its description? A) thymosin--aids in production of T cells B) thyroxin--needed for growth and development in vertebrates ... by removing glucose into tissues E) epinephrine--released by the adrenal medulla under stressful conditions
Last Answer : D) cortisol--lowers blood glucose level by removing glucose into tissues E) epinephrine--released by the adrenal medulla under stressful conditions
Description : A common intermediate in the synthesis of all the steroid hormones is (A) Pregnenolone (B) 17-Hydroxypregnenolone (C) Corticosterone (D) Progesterone
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 : Aldosterone release is stimulated by (A) α2-Globulin (B) Renin (C) Angiotensin II (D) Growth hormone
Description : Which of the following is a gonadotropic hormone? A) FSH B) ADH C) cortisol D) testosterone E) thyroxin
Last Answer : A) FSH
Description : Which hormone stimulates the production of cortisol? A) growth hormone B) antidiuretic hormone C) gonadotropic hormones D) thyroid-stimulating hormone E) adrenocorticotropic hormone
Last Answer : E) adrenocorticotropic hormone
Description : The following are true about the antidiuretic hormone: a. it is produced by the anterior pituitary gland b. it reduces the cardiac output c. it increases the renal absorption of sodium d. it decreases the release of ACTH
Last Answer : it increases the renal absorption of sodium
Description : Which hormone causes dilation of blood vessels, increased oxygen consumption and glucogenesis? (a) Glucagon (b) ACTH (c) Insulin (d) Adrenaline
Last Answer : (d) Adrenaline
Description : Gonadotropin releasing hormone (GnRH) stimulates the release of: a) ACTH. b) Growth hormone. c) Leutinising Hormone (LH). d) Thyroid stimulating hormone (TSH). e) Opiate peptides.
Last Answer : c) Leutinising Hormone (LH).
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 : Select the hormone INCORRECTLY paired with its target. a) TSH - thyroid gland b) ACTH - anterior pituitary c) LH - ovary or testis d) MSH - melanocytes (pron: meh-lan-o-cite)
Last Answer : ANSWER: D -- MSH - MELANOCYTES