Description : Spironolactone is an antagonist of (A) Cortisol (B) Hydrocortisone (C) Aldosterone (D) Testosterone
Last Answer : Answer : C
Description : Which of the following hormones will allow us to react to emergency situations? A) estrogen B) progesterone C) testosterone D) cortisol E) norepinephrine
Last Answer : E) norepinephrine
Description : A common intermediate in the synthesis of estrogens is (A) Cortisol (B) Andostenedione (C) Corticosterone (D) 11-Deoxycorticosterone
Last Answer : Answer : B
Description : A common intermediate in the synthesis of all the steroid hormones is (A) Pregnenolone (B) 17-Hydroxypregnenolone (C) Corticosterone (D) Progesterone
Last Answer : Answer : A
Description : 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
Last Answer : (c) melatonin and serotonin
Description : Conversion of testosterone to estradiol requires the enzyme: (A) Aromatase (B) Dehydrogenase (C) Lyase (D) Isomerase HORMONE METABOLISM 215
Description : The major metabolite of progesterone is (A) Pregnenolone (B) Pregnanediol (C) Estradiol (D) Norethindrone
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 : Which of the following hormone is not under the control of ACTH? (A) Aldosterone (B) Cortisol (C) Corticosterone (D) Deoxycorticosterone
Description : The most potent hormone concerned with the retention of sodium in the body is (A) Cortisone (B) Aldosterone (C) Corticosterone (D) Cortisol
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 : The predominant glucocorticoid is (A) Cortisol (B) Aldosterone (C) Dehydroephiandrosterone (D) Androstenedione
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.
Last Answer : Thyroxine
Description : The precursor of testosterone is (A) Aldosterone (B) Methyl testosterone (C) Estrone (D) Pregnenolone
Last Answer : Answer : D
Description : The immediate cause of induction of ovulation in human female is the large plasma surge of (a) LH (b) FSH (c) progesterone (d) estradiol.
Last Answer : (a) LH
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 : All the following statements about transcortin are true except (A) It is synthesised in liver (B) It transports glucocorticoids (C) It transports aldosterone (D) It transports progesterone
Description : Progesterone is transported in blood by (A) Transcortin (B) Sex hormone binding globulin (C) Albumin (D) Testosterone estrogen binding globulin
Description : In the biosynthesis of testosterone the rate limiting step is conversion of (A) Cholesterol to pregnenolone (B) Pregnenolone to progesterone (C) Progesterone to 17 α-hydroxy progesterone (D) 17 α-Hydroxy progesterone to androstenedione
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
Description : The defect in adrenal cortex responsible for lack of glucocorticoids and mineralcorticoids is (A) Androstenedione deficiency (B) 17 α -OH progesterone deficiency (C) C-21 hydroxylase deficiency (D) Testosterone deficiency HORMONE METABOLISM 209
Description : Cyclic AMP is formed from ATP by the enzyme adenylate cyclase which is activated by the hormone: (A) Insulin (B) Epinephrine (C) Testosterone (D) Progesterone
Last Answer : B
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 : Which hormone possesses anti-insulin effect? (a) Cortisol (b) Calcitonin (c) Oxytocin (d) Aldosterone
Last Answer : (a) Cortisol
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 : 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 : 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 : 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 : What are Endocrine Glands? Name any two. From which part of the body are the following secreted: a) Insulin b) Thyroxin c) Adrenaline d) Oestrogen e) Testosterone f) Cortisol
Last Answer : These are those glands which pour their secretions directly into the blood stream . Their secretions are called as Hormones which are the chemical substances produced by the cells of one part and transported ... and many other functions of body and mind. E.g. Pituitary Gland, Thyroid Gland etc.
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 of the following is a gonadotropic hormone? A) FSH B) ADH C) cortisol D) testosterone E) thyroxin
Last Answer : A) FSH
Description : 81. 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) (1) Cortisol, testosterone (2) Insulin, glucagon (3) Thyroxin, Insulin (4) Somatostatin, oxytocin
Last Answer : Cortisol, testosterone
Description : Which of the following hormones can play a significant role in osteoporosis? (a) Aldosterone and prolactin (b) Progesterone and aldosterone (c) Estrogen and parathyroid hormone (d) Parathyroid hormone and prolactin (
Last Answer : (c) Estrogen and parathyroid hormone
Description : Which of the following hormones can play a significant role in osteoporesis ? (1) Aldosterone and Prolactin (2) Progesterone and Aldosterone (3) Estrogen and Parathyroid hormone (4) Parathyroid hormone and Prolactin
Last Answer : (3) Estrogen and Parathyroid hormone
Description : The hormone used as an oral contraceptive is – (1) Cortisone (2) Progesterone (3) Testosterone (4) Aldesterone
Last Answer : (2) Progesterone Explanation: It was discovered relatively long ago (1930's) that injections of progesterone were effective as a contraceptive in preventing pregnancies. Progesterone is used as a ... for creating a hostile environment for fertilization and not allowing sperm to enter the egg.
Description : Secretion of progesterone by corpus luteum is initiated by (a) testosterone (b) thyroxine (c) MSH (d) LH.
Last Answer : d) LH.
Description : The myofilaments of muscles consist primarily of two proteins. These two proteins are called: a) actin and myosin b) progesterone and testosterone c) progesterone and estrogen
Last Answer : ANSWER: A -- ACTIN AND MYOSIN
Description : The hormone used as an oral contraceptive is : (1) Cortisone (2) Progesterone (3) Testosterone (4) Aldesterone
Last Answer : Progesterone
Description : Transdermal estradiol differs from oral estrogen therapy in that it: A. Causes less induction of hepatic synthesis of clotting factors B. Does not inhibit FSH secretion C. Does not affect vaginal cytology D. All of the above are correct
Last Answer : A. Causes less induction of hepatic synthesis of clotting factors
Description : Aldosterone synthesis occurs in (A) Zona reticularis (B) Zona fasciculata (C) Zona glomerulosa (D) Chromaffian cells
Description : Methyl dopa decreases blood pressure by (A) Inhibiting the synthesis of catecholamines (B) Antagonising the action of aldosterone (C) Stimulating the release of renin (D) Inhibiting the breakdown of angiotensin
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
Description : Xanthosine monophosphate is an intermediate during de novo synthesis of (A) TMP (B) CMP (C) AMP (D) GMP
Description : Inosine monophophate is an intermediate during the de novo synthesis of (A) AMP and GMP (B) CMP and UMP (C) CMP and TMP (D) All of these
Description : Each of the following can be an intermediate in the synthesis of phosphatidyl choline except (A) Phosphatidyl inositol (B) CDP-choline (C) Phosphatidyl ethanolamine (D) Diacylglycerol
Description : Intermediate in the denovo synthesis of triacyl glycerols include all the following except (A) Fatty acyl CoA (B) CDP diacyl glycerol (C) Glycerol-3-phosphate (D) Lysophosphatidic acid