Glucagon:
a. is secreted by beta-islet cell of pancreas
b. is a polypeptide hormone
c. has a positive cardiac inotropic effect
d. causes gluconeogenesis in the liver
e. causes glycogenolysis in the liver

1 Answer

Answer :

is a polypeptide hormone

Related questions

Description : β-cells of islet of langerhans of the pancreas secrete (A) Insulin (B) Glucagon (C) Somatostatin (D) Pancreatic polypeptide

Last Answer : Answer : A

Description : Glucagon (A) Increases protein synthesis (B) Inhibits lipolysis in adipocytes (C) Increases gluconeogenesis in liver (D) Stimulates muscle glycogenolysis

Last Answer : Answer : C

Description : What is correct to say about the hormone action in humans? (a) Glucagon is secreted by β-cells of islets of Langerhans and stimulates glycogenolysis. (b) Secretion of thymosins is stimulated ... receptors on ovarian cell membrane. (d) FSH stimulates the secretion of estrogen and progesterone.

Last Answer : (c) In females, FSH first binds with specific receptors on ovarian cell membrane.

Description : What is correct to say about the hormone action in humans ? (1) FSH stimulates the secretion of estrogen and progesterone (2) Glucagon is secreted by -cells of Islets of Langerhans and ... stimulated with aging (4) If females, FSH first binds with specific receptors on ovarian cell membrane

Last Answer : (4) If females, FSH first binds with specific receptors on ovarian cell membrane

Description : Select the correct matching of a hormone, its source and function. Hormone Source Function (a) Vasopressin Posterior Increases loss pituitary of water through urine (b) Norepine- Adrenal ... (d) Prolactin Posterior Regulates growth pituitary of mammary glands and milk formation in females

Last Answer : (b) Norepine- Adrenal Increases heart phrine medulla beat, rate of respiration and alterness

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 : δ-Cells of islet of langerhans of pancreas produce (A) Pancreatic polypeptide (B) Pancreatic lipase (C) Somatostatin (D) Steapsin

Last Answer : Answer : C

Description : Epinephrine increases all of the following except (A) Glycogenolysis in muscles (B) Lipolysis in adipose tissue (C) Gluconeogenesis in muscles (D) Glucagon secretion

Last Answer : Answer : C

Description : The blood sugar raising action of the hormones of suprarenal cortex is due to (A) Gluconeogenesis (B) Glycogenolysis (C) Glucagon-like activity (D) Due to inhibition of glomerular filtration

Last Answer : A

Description : Glucagon: a. is a positive inotrope b. is produced by the beta cells of the pancreas c. stimulates production of free fatty acids in the blood d. its release is increased in starvation

Last Answer : its release is increased in starvation

Description : The basis for use of β-adrenergic blockers in congestive heart failure (CHF) is: A. They exert positive inotropic effect in CHF B. They counteract deleterious effect of sympathetic overactivity on the myocardium C. They exert antiischaemic effect on the heart D. They prevent cardiac arrhythmias

Last Answer : B. They counteract deleterious effect of sympathetic overactivity on the myocardium

Description : The basis for use of β -adrenergic blockers in congestive heart failure (CHF) is: A. They exert positive inotropic effect in CHF B. They counteract deleterious effect of sympathetic overactivity on the myocardium C. They exert antiischaemic effect on the heart D. They prevent cardiac arrhythmias

Last Answer : B. They counteract deleterious effect of sympathetic overactivity on the myocardium

Description : The α-cells of pancreas islets produce (A) Insulin (B) Glucagon (C) Somatostatin (D) Pancreatic polypeptide

Last Answer : Answer : B

Description : The process of breakdown of glycogen to glucose in the liver and pyruvate and lacate in the muscle is known as (A) Glyogenesis (B) Glycogenolysis (C) Gluconeogenesis (D) Cellular degradation

Last Answer : Answer : B

Description : The blood sugar raising action of the hormone of suprarenal cortex is due to (A) Glyconeogenesis (B) Glycogenolysis (C) Glucagon like activity (D) due to inhibition of glomerular filtration of glucose

Last Answer : Answer : A

Description : The following is true about gluconeogenesis: a. it occurs in liver b. it occurs in kidney c. it occurs in adipose tissue d. it is inhibited by glucagon

Last Answer : it occurs in liver

Description : ADH or vasopressin is (a) enzyme that hydrolyses peptides (b) hormone secreted by pituitary that promotes reabsorption of water from glomerular filtrate (c) hormone that promotes glycogenolysis (d) energy rich compound connected with muscle contraction.

Last Answer : (b) hormone secreted by pituitary that promotes reabsorption of water from glomerular filtrate

Description : Which of the following has been shown to prolong life in patient with chronic congestive failure but has a negative inotropic effect on cardiac contractility? (a) Carvedilol (b) Digitoxin (c) Digoxin (d) Dobutamine (e) Enalapril

Last Answer : Ans: A

Description : This pancreatic hormone increases the blood-sugar level: (A) Insulin (B) Glucagon (C) Pancreozymin (D) Pancreatic polypeptide

Last Answer : Answer : B

Description : Epinephrine causes in muscle: (A) Gluconeogenesis (B) Glycogenesis (C) Glycolysis (D) Glycogenolysis

Last Answer : Answer : D

Description : The sites for gluconeogenesis are (A) Liver and kidney (B) Skin and pancreas (C) Lung and brain (D) Intestine and lens of eye

Last Answer : Answer : A

Description : Metformin acts by: A. Releasing insulin from pancreas B. Suppressing gluconeogenesis and glucose output from liver

Last Answer : B. Suppressing gluconeogenesis and glucose output from liver

Description : Glucagon is secreted when glucose level of blood falls. It mobilises reserve food like glycogen into glucose. What is pregnancy hormone ? Why is it known so ? -Biology-10

Last Answer : Progesterone is called pregnancy hormone. It helps in maintaining pregnancy by non-formation of new ova, promoting thickening and secretory activity of uterine wall and attachment of embryo to the uterine wall.

Description : Location and secretion of Leydig’s cells are (a) liver-cholesterol (b) ovary-estrogen (c) testis-testosterone (d) pancreas-glucagon.

Last Answer : (c) testis-testosterone

Description : Occurrence of Leydig’s cells and their secretion is (a) ovary and estrogen (b) liver and cholesterol (c) pancreas and glucagon (d) testis and testosterone.

Last Answer : d) testis and testosterone.

Description : The hormone which regulates the basal metabolism in our body is secreted from (a) adrenal cortex (b) pancreas (c) pituitary (d) thyroid.

Last Answer : d) thyroid.

Description : Excessive secretion of glucocorticoids raises blood glucose by (A) Decreasing glycogenesis (B) Increasing glycogenolysis (C) Increasing gluconeogenesis (D) Inhibiting HMP shunt

Last Answer : Answer : C

Description : Epinephrine decreases (A) Glycogenesis (B) Glycogenolysis (C) Gluconeogenesis (D) Lipolysis

Last Answer : Answer : A

Description : Insulin stimulates (A) Hepatic glycogenolysis (B) Hepatic glycogenesis (C) Lipolysis (D) Gluconeogenesis

Last Answer : Answer : B

Description : The glycerol for fatty acid esterification in adipocytes is (A) For the most part, derived from glucose (B) Obtained primarily from phosphorylation of glycerol by glycerol kinase (C) Formed from gluconeogenesis (D) Formed from glycogenolysis ENZYMES 153

Last Answer : Answer : A

Description : Phlorizin inhibits (A) Renal tubular reabsorption of glucose (B) Glycolysis (C) Gluconeogenesis (D) Glycogenolysis

Last Answer : Answer : A

Description : In ad ipose t issue prostag land ins decrease (A) Lipogenesis (B) Lipolysis (C) Gluconeogenesis (D) Glycogenolysis

Last Answer : Answer : A

Description : Conversion of Alanine to carbohydrate is termed: (A) Glycogenesis (B) Gluconeogenesis (C) Glycogenolysis (D) Photosynthesis

Last Answer : B

Description : Reverse of Glycolysis is _________________. a. Glycogenolysis. b. Citric Acid Cycle. c. Gluconeogenesis. d. Uronic Acid Pathway

Last Answer : c. Gluconeogenesis.

Description : HDL is synthesized and secreted from (A) Pancreas (B) Liver (C) Kidney (D) Muscle

Last Answer : B

Description : For digestion of fat, bile is needed. This is secreted by the – (1) stomach (2) pituitary gland (3) pancreas (4) liver

Last Answer : (4) liver

Description : Bile is secreted by : (1) Gall bladder (2) Liver (3) Bile duct (4) Pancreas

Last Answer : (2) Liver Explanation: Bile is a bitter-tasting, dark green to yellowish brown fluid, produced by the liver that aids the process of digestion of lipids in the small intestine.

Description : HDL is synthesized and secreted from (A) Pancreas (B) Liver (C) Kidney (D) Muscle

Last Answer : (B) Liver

Description : Bile is secreted by : (1) Gall bladder(2) Liver (3) Bile duct (4) Pancreas

Last Answer : Liver

Description : A 68-year-old male who underwent a repair of an abdominal aortic aneurysm 5 days ago, develops tachycardia, tachypnea, hypotension with cool, pale, mottled cyanotic extremities. He ... use of moderate doses of inotropic agents e. Afterload reduction with nitroprusside is absolutely contraindicated

Last Answer : Answer: a, b, d Intrinsic cardiogenic shock results from failure of the heart as an effective pump. Coronary artery disease is the most common cause of myocardial ... hemodynamic monitoring. Infusion of afterload-reducing agents can be administered in conjunction with inotropic support

Description : All of the following statements about hemorrhagic shock are true except: A. Following hemorrhagic shock, there is an initial interstitial fluid volume contraction. B. Dopamine, or a similar inotropic ... shock, a narrowed pulse pressure is commonly seen before a fall in systolic blood pressure.

Last Answer : Answer: BC DISCUSSION: Hemorrhagic shock is associated with a contraction of the interstitial fluid compartment because of precapillary vasoconstriction and reabsorption of interstitial fluid ... definitive evidence that such solutions are better than standard crystalloid solutions is lacking

Description : Which of the following statements is correct? (A) Thyroxine inhibits utilization of glucose (B) Insulin increases utilization of glucose (C) Glucagon promotes muscle glycogenolysis (D) Insulin inhibits lipogenesis from carbohydrates

Last Answer : Answer : B

Description : Glucagon enhances (A) Hepatic glycogenolysis (B) Muscle glycogenolysis (C) Hepatic glycogenesis (D) Lipogenesis

Last Answer : Answer : A

Description : Adrenaline raises blood glucose level by the following actions except: A. Inducing hepatic glycogenolysis B. Inhibiting insulin secretion from pancreatic β cells C. Augmenting glucagon secretion from pancreatic α cells D. Inhibiting peripheral glucose utilization

Last Answer : D. Inhibiting peripheral glucose utilization

Description : Adrenaline raises blood glucose level by the following actions except: A. Inducing hepatic glycogenolysis B. Inhibiting insulin secretion from pancreatic β cells C. Augmenting glucagon secretion from pancreatic α cells D. Inhibiting peripheral glucose utilization

Last Answer : D. Inhibiting peripheral glucose utilization

Description : Gluconeogenesis is decreased by (A) Glucagon (B) Epinephrine (C) Glucocorticoids (D) Insulin

Last Answer : D

Description : Select the correct statement. (a) Glucocorticoids stimulate gluconeogenesis. (b) Glucagon is associated with hypoglycemia. (c) Insulin acts on pancreatic cells and adipocytes. (d) Insulin is associated with hyperglycemia

Last Answer : (a) Glucocorticoids stimulate gluconeogenesis.

Description : Sickle cell anemia is caused a) When valine is replaced by glutamic acid in beta polypeptide chain b) When glutamic acid is replaced by valine in beta polypeptide chain c) When ... valine in alpha polypeptide chain d) When valine is replaced by glutamic acid in alpha polypeptide chain

Last Answer : b) When glutamic acid is replaced by valine in beta polypeptide chain

Description : Which hormone causes dilation of blood vessels, in creased oxygen consumption, and gluconeogenesis ?

Last Answer : Which hormone causes dilation of blood vessels, in creased oxygen consumption, and gluconeogenesis ? A. Adrenalin B. Glucagon C. ACTH D. Insulin

Description : Growth hormone causes hyperglycemia. It is a result of (A) Decreased peripheral utilization of glucose (B) Decreased hepatic production via gluconeogenesis (C) Increased glycolysis in muscle (D) Decrersed lipolysis

Last Answer : Answer : A