Cortisol is a (A) Glucocorticoid (B) Mineralocorticoid (C) Androgen (D) Estrogen

Cortisol is a (A) Glucocorticoid (B) Mineralocorticoid (C) Androgen (D) Estrogen
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What is the difference between mineralocorticoid and glucocorticoid hormones? -Biology

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The predominant glucocorticoid is (A) Cortisol (B) Aldosterone (C) Dehydroephiandrosterone (D) Androstenedione

Description : The predominant glucocorticoid is (A) Cortisol (B) Aldosterone (C) Dehydroephiandrosterone (D) Androstenedione

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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 confirming the diagnosis will be Options: 1) Advice 24 hours urinary free cortisol excretion 2) Exclude exogenous Glucocorticoid use 3) Advice plasma ACTH estimation 4) Advice dexamethasone overnight test

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

Which of the following hormones is considered a glucocorticoid? A) aldosterone B) insulin C) thyroxin D) cortisol E) parathyroid hormone

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Select the option which correctly matches the endocrine gland with its hormone and its function. Endocrine Hormone Function gland (a) Placenta Estrogen Initiates secretion of the milk (b) Corpus Estrogen Essential for luteum maintenance of endometrium (c) Leydig’s Androgen Initiates the cells production of sperms (d) Ovary FSH Stimulates follicular development and the secretion of estrogens

Description : Select the option which correctly matches the endocrine gland with its hormone and its function. Endocrine Hormone Function gland (a) Placenta Estrogen Initiates secretion of the milk (b) Corpus ... of sperms (d) Ovary FSH Stimulates follicular development and the secretion of estrogens

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Last Answer : a) Luteinizing hormone Luteinizing hormone is released by the pituitary gland.

The hormone causing growth of the endometrium (pron: en-doe-me-tree-um) is: a) androgen (pron: ann-drah-jen) b) leutenizing hormone (pron: lew-ten-I-zing) c) estrogen d) prolactin

Description : The hormone causing growth of the endometrium (pron: en-doe-me-tree-um) is: a) androgen (pron: ann-drah-jen) b) leutenizing hormone (pron: lew-ten-I-zing) c) estrogen d) prolactin 

Last Answer : ANSWER: C -- estrogen 

The estrogen and androgen hormones which regulate sexual development and function are structurally related to: w) beta carotene x) ethanol y) adrenaline z) cholesterol

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The amino acid tryptophan is the precursor for the synthesis of (a) estrogen and progesterone (b) cortisol and cortisone (c) melatonin and serotonin (d) thyroxine and triiodothyronine

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Metabolic alkalosis is characteristically found in which of the following? 1) An infusion of sodium chloride 2) Ileostomy 3) Mineralocorticoid deficiency 4) Pyloric stenosis 5) Salicylate poisoning

Description : Metabolic alkalosis is characteristically found in which of the following? 1) An infusion of sodium chloride 2) Ileostomy 3) Mineralocorticoid deficiency 4) Pyloric stenosis 5) Salicylate poisoning

Last Answer : Answers-4 Pyloric stenosis is associated with vomiting and the loss of stomach content - hence a metabolic alkalosis. Mineralocorticoid excess (Conn's syndrome) is associated with a metabolic alkalosis. ... produce a metabolic acidosis. A sodium chloride infusion is neutral and does not alter pH.

Metabolic alkalosis is characteristically found in which of the following? 1) An infusion of sodium chloride 2) Ileostomy 3) Mineralocorticoid deficiency 4) Pyloric stenosis 5) Salicylate poisoning

Description : Metabolic alkalosis is characteristically found in which of the following? 1) An infusion of sodium chloride 2) Ileostomy 3) Mineralocorticoid deficiency 4) Pyloric stenosis 5) Salicylate poisoning

Last Answer : Answers-4 Pyloric stenosis is associated with vomiting and the loss of stomach content - hence a metabolic alkalosis. Mineralocorticoid excess (Conn's syndrome) is associated with a metabolic alkalosis. ... produce a metabolic acidosis. A sodium chloride infusion is neutral and does not alter pH.

An androgen which is more powerful than testosterone is (A) Androstenedione (B) Dihydrotestosterone (C) Androsterone (D) Epiandrosterone

Description : An androgen which is more powerful than testosterone is (A) Androstenedione (B) Dihydrotestosterone (C) Androsterone (D) Epiandrosterone

Last Answer : Answer : B

The hormone measured in urine to test pregnancy is (A) Anterior pituitary luteinizing hormone (B) Androgen (C) Progesterone (D) Choroinic gonadotropin

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3-β-Hydroxysteroid dehydrogenase and ∆5,4 isomerase catalyse the conversion of the weak androgen DHEA to (A) Androstenedione (B) Testosterone (C) Progesterone (D) Estrone

Description : 3-β-Hydroxysteroid dehydrogenase and ∆5,4 isomerase catalyse the conversion of the weak androgen DHEA to (A) Androstenedione (B) Testosterone (C) Progesterone (D) Estrone

Last Answer : Answer : A

Phosphorylated IRS-1 activates GRB-2 which is (A) G-protein receptor binding protein-2 (B) Growth factor receptor binding protein-2 (C) Growth hormone receptor binding protein-2 (D) Glucocorticoid receptor binding protein-2 226 MCQs IN BIOCHEMISTRY

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Name the main mineralocorticoid in our body.

Description : Name the main mineralocorticoid in our body.

Last Answer : Name the main mineralocorticoid in our body.

Following potassium sparing diuretic is a mineralocorticoid receptor antagonist (a) Amiloride (b) Triamterene (c) Spironolactone (d) All of the above

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The following adverse effect of corticosteroids is due to their mineralocorticoid action (a) Osteoporosis (b) Rise in blood pressure (c) Moon face (d) Increased susceptibility to infection

Description : The following adverse effect of corticosteroids is due to their mineralocorticoid action (a) Osteoporosis (b) Rise in blood pressure (c) Moon face (d) Increased susceptibility to infection

Last Answer : Ans: B

Which of the following glucocorticoids has significant mineralocorticoid activity also ? (a) Hydrocortisone (b) Triamcinolone (c) Dexamethasone (d) Betamethasone

Description : Which of the following glucocorticoids has significant mineralocorticoid activity also ? (a) Hydrocortisone (b) Triamcinolone (c) Dexamethasone (d) Betamethasone

Last Answer : Ans: A

Which of the following receptors does not span the cell membrane 7 times a. β-Adrenergic receptor b. Rhodopsin c. 5-HTic receptor d. Mineralocorticoid receptor

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Last Answer : Mineralocorticoid receptor

The following adverse effect of corticosteroids is mainly due to their mineralocorticoid action: A. Osteoporosis B. Rise in blood pressure C. ‘Moon face’ D. Increased susceptibility to infection

Description : The following adverse effect of corticosteroids is mainly due to their mineralocorticoid action: A. Osteoporosis B. Rise in blood pressure C. ‘Moon face’ D. Increased susceptibility to infection

Last Answer : B. Rise in blood pressure

Adverse consequences of excess mineralocorticoid action include the following except: A. Na+ and water retention B. Acidosis C. Aggravation of CHF associated myocardial fibrosis D. Rise in blood pressure

Description : Adverse consequences of excess mineralocorticoid action include the following except: A. Na+ and water retention B. Acidosis C. Aggravation of CHF associated myocardial fibrosis D. Rise in blood pressure

Last Answer : B. Acidosis

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 : 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

Last Answer : Answer : C

Which of the following is noted in cushing’s syndrome, a tumor associated disease of the adrenal cortex? (A) Decreased production of epinephrine (B) Excessive production of epinephrine (C) Excessive production of vasopressin (D) Excessive production of cortisol

Description : Which of the following is noted in cushing’s syndrome, a tumor associated disease of the adrenal cortex? (A) Decreased production of epinephrine (B) Excessive production of epinephrine (C) Excessive production of vasopressin (D) Excessive production of cortisol

Last Answer : Answer : D

Which of the following hormone is not under the control of ACTH? (A) Aldosterone (B) Cortisol (C) Corticosterone (D) Deoxycorticosterone

Description : Which of the following hormone is not under the control of ACTH? (A) Aldosterone (B) Cortisol (C) Corticosterone (D) Deoxycorticosterone

Last Answer : Answer : A

The most potent hormone concerned with the retention of sodium in the body is (A) Cortisone (B) Aldosterone (C) Corticosterone (D) Cortisol

Description : The most potent hormone concerned with the retention of sodium in the body is (A) Cortisone (B) Aldosterone (C) Corticosterone (D) Cortisol

Last Answer : Answer : B

Spironolactone is an antagonist of (A) Cortisol (B) Hydrocortisone (C) Aldosterone (D) Testosterone

Description : Spironolactone is an antagonist of (A) Cortisol (B) Hydrocortisone (C) Aldosterone (D) Testosterone

Last Answer : Answer : C

A common intermediate in the synthesis of estrogens is (A) Cortisol (B) Andostenedione (C) Corticosterone (D) 11-Deoxycorticosterone

Description : A common intermediate in the synthesis of estrogens is (A) Cortisol (B) Andostenedione (C) Corticosterone (D) 11-Deoxycorticosterone

Last Answer : Answer : B

A common intermediate in the synthesis of cortisol and aldosterone is (A) Progesterone (B) Testosterone (C) Estradiol (D) None of these

Description : A common intermediate in the synthesis of cortisol and aldosterone is (A) Progesterone (B) Testosterone (C) Estradiol (D) None of these

Last Answer : Answer : A

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

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

In the resting state plasma concentration of cortisol is (A) 0.4–2.0 µg/100 ml (B) 2.0–4.0 µg/100 ml (C) 5.0–15.0 µg/100 ml (D) 18.0–25.0 µg/100 ml

Description : In the resting state plasma concentration of cortisol is (A) 0.4–2.0 µg/100 ml (B) 2.0–4.0 µg/100 ml (C) 5.0–15.0 µg/100 ml (D) 18.0–25.0 µg/100 ml

Last Answer : Answer : C

Cortisol is synthesized in (A) Zona fasiculata (B) Zona glomerulosa (C) Zona reticularis (D) Chromaffin cells

Description : Cortisol is synthesized in (A) Zona fasiculata (B) Zona glomerulosa (C) Zona reticularis (D) Chromaffin cells

Last Answer : Answer : A

A specific cortisol binding protein, transcortin is a (A) Albumin (B) α1-Globulin (C) α2-Globulin (D) β-Globulin

Description : A specific cortisol binding protein, transcortin is a (A) Albumin (B) α1-Globulin (C) α2-Globulin (D) β-Globulin

Last Answer : Answer : C

In Cushing’s syndrome-a tumour associated disease of adrenal cortex, there is (A) Decreased epinephrine production (B) Excessive cortisol production (C) Excessive epinephrine production (D) Decreased cortsoil production

Description : In Cushing’s syndrome-a tumour associated disease of adrenal cortex, there is (A) Decreased epinephrine production (B) Excessive cortisol production (C) Excessive epinephrine production (D) Decreased cortsoil production

Last Answer : Answer : B

A characteristic feature of marasmus is (A) Severe hypoalbuminemia (B) Normal epinephrine level (C) Mild muscle wasting (D) Low insulin and high cortisol level

Description : A characteristic feature of marasmus is (A) Severe hypoalbuminemia (B) Normal epinephrine level (C) Mild muscle wasting (D) Low insulin and high cortisol level

Last Answer : Answer : D

Which of the following hormones is not involved in carbohydrate metabolism? (A) Cortisol (B) ACTH (C) Glucogen (D) Vasopressin

Description : Which of the following hormones is not involved in carbohydrate metabolism? (A) Cortisol (B) ACTH (C) Glucogen (D) Vasopressin

Last Answer : D

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) High dose Dexamethasone suppression test 3) ACTH concentrations 4) Inferior petrosal sinus sampling 5) CRF test

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.

What is the function of androgen hormone ?

Description : What is the function of androgen hormone ?

Last Answer : Androgens or androgenic hormones are all natural steroid hormones that work to bind male androgen receptors in vertebrates . It works in the formation of male genitalia and secondary physical features ... addition to natural causes, there is also the use of androgen hormones in medical science.

Androgen insensitivity syndrome?

Description : Androgen insensitivity syndrome?

Last Answer : DefinitionAndrogen insensitivity syndrome (AIS) is when a person who is genetically male (has one X and one Y chromosome) is resistant to male hormones called androgens. As a result, the person has some or ... male body parts. The child born appears to be a girl. The complete form of the syndrome o

A substance that stimulates the production of antibodies when introduced into a living organism is known as— (1) carcinogen (2) androgen (3) antigen (4) oestrogen

Description : A substance that stimulates the production of antibodies when introduced into a living organism is known as— (1) carcinogen (2) androgen (3) antigen (4) oestrogen

Last Answer : (3) antigen Explanation: Antigens are the substance that when introduced into the body stimulates the production of an antibody. Antigens include toxins, bacteria, foreign blood cells, and the cells of ... of a protein is determined by its sequence of amino acids as well as by its conformation.

The following androgen does not produce cholestatic jaundice as an adverse effect: A. Testosterone propionate B. Methyl testosterone C. Fluoxymesterone D. Stanozolo

Description : The following androgen does not produce cholestatic jaundice as an adverse effect: A. Testosterone propionate B. Methyl testosterone C. Fluoxymesterone D. Stanozolo

Last Answer : A. Testosterone propionate

Main glucocorticoid hormone responsible for carbohydrate metabolism is

Description : Main glucocorticoid hormone responsible for carbohydrate metabolism is

Last Answer : Main glucocorticoid hormone responsible for carbohydrate metabolism is

Interleukin-6 is recognized as the cytokine primarily responsible for the alteration in hepatic protein synthesis recognized as the acute phase response. Which of the following statement(s) is/are true concerning acute phase protein response to surgical stress? a. Glucocorticoid hormones inhibit this response b. Proteins such as albumin and transferrin which serve in serum transport are generally increased in this response c. Examples of acute phase proteins include fibrinogen and C-reactive protein d. In general, the physiologic role of acute phase proteins are to reduce the systemic effects of tissue damage

Description : Interleukin-6 is recognized as the cytokine primarily responsible for the alteration in hepatic protein synthesis recognized as the acute phase response. Which of the following statement(s) is/are true ... physiologic role of acute phase proteins are to reduce the systemic effects of tissue damage

Last Answer : Answer: c, d IL-6 is now recognized at the cytokine primarily responsible for the alteration in hepatic synthesis recognized as the acute phase response. Glucocorticoid hormones augment ... that generally inhibit the tissue destruction that is associated with the local initiation of inflammation

To be a useful inhaled glucocorticoid the drug should have (a) High oral bioavailability (b) Low oral bioavailability (c) Additional bronchodilator activity (d) Prodrug character

Description : To be a useful inhaled glucocorticoid the drug should have (a) High oral bioavailability (b) Low oral bioavailability (c) Additional bronchodilator activity (d) Prodrug character

Last Answer : Ans: B

Which of the following bones is affected more by glucocorticoid induced osteoporosis? (a) Femur (b) Humerus (c) Radius (d) Lumber vertebra

Description : Which of the following bones is affected more by glucocorticoid induced osteoporosis? (a) Femur (b) Humerus (c) Radius (d) Lumber vertebra

Last Answer : Ans: D

Glucocorticoid causes an increase of: a. red blood cells b. lymphocytes c. eosinophils d. platelets

Description : Glucocorticoid causes an increase of: a. red blood cells b. lymphocytes c. eosinophils d. platelets

Last Answer : platelets

The effects of glucocorticoid hormones include: a. increase hepatic glycogen synthesis b. decrease glucose uptake by the adipose tissue c. decrease hepatic gluconeogesis d. increase protein synthesis in the skeletal muscles

Description : The effects of glucocorticoid hormones include: a. increase hepatic glycogen synthesis b. decrease glucose uptake by the adipose tissue c. decrease hepatic gluconeogesis d. increase protein synthesis in the skeletal muscles

Last Answer : . increase hepatic glycogen synthesis