Description : Insulin stimulates (A) Hepatic glycogenolysis (B) Hepatic glycogenesis (C) Lipolysis (D) Gluconeogenesis
Last Answer : Answer : B
Description : Epinephrine decreases (A) Glycogenesis (B) Glycogenolysis (C) Gluconeogenesis (D) Lipolysis
Last Answer : Answer : A
Description : Insulin increases (A) Glycogenesis (B) Gluconeogenesis (C) Lipolysis (D) Blood glucose
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 : 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
Description : A pathway that requires NADPH as a cofactor is (A) Extramitochondrial folic acid synthesis (B) Ketone body formation (C) Glycogenesis (D) Gluconeogenesis
Description : Synthesis of Glucose from amino acids is termed as (A) Glycolysis (B) Gluconeogenesis (C) Glycogenesis (D) Lipogenesis
Last Answer : B
Description : Glucagon (A) Increases protein synthesis (B) Inhibits lipolysis in adipocytes (C) Increases gluconeogenesis in liver (D) Stimulates muscle glycogenolysis
Description : Epinephrine increases all of the following except (A) Glycogenolysis in muscles (B) Lipolysis in adipose tissue (C) Gluconeogenesis in muscles (D) Glucagon secretion
Description : Most of the metabolic pathways are either anabolic or catabolic. Which of the following pathways is considered as “amphibolic” in nature? (A) Glycogenesis (B) Glycolytic pathway (C) Lipolysis (D) TCA cycle
Last Answer : D
Description : Glucocorticoids increase the synthesis of all of the following except (A) Glucokinase (B) Glucose-6-phosphatase (C) Fructose-1, 6-biphosphatase (D) Pyruvate carboxylase
Description : Epinephrine causes in muscle: (A) Gluconeogenesis (B) Glycogenesis (C) Glycolysis (D) Glycogenolysis
Last Answer : Answer : D
Description : Insulin decreases (A) Glycogenesis (B) Glyolysis (C) Gluconeogenesis (D) Tubular reabsorption of glucose
Description : Conversion of Alanine to carbohydrate is termed: (A) Glycogenesis (B) Gluconeogenesis (C) Glycogenolysis (D) Photosynthesis
Description : Most major metabolic pathways are considered mainly either anabolic or catabolic. Which of the following pathway is most correctly considered to be amphibolic? (A) Citric acid cycle (B) Gluconeogenesis (C) Lipolysis (D) Glycolysis
Description : In ad ipose t issue prostag land ins decrease (A) Lipogenesis (B) Lipolysis (C) Gluconeogenesis (D) Glycogenolysis
Description : Glucagon enhances (A) Hepatic glycogenolysis (B) Muscle glycogenolysis (C) Hepatic glycogenesis (D) Lipogenesis
Description : Gluconeogenesis is decreased by (A) Glucagon (B) Epinephrine (C) Glucocorticoids (D) Insulin
Description : Hepatic glycogenoloysis is increased by (A) Insulin (B) Glucagon (C) Epinephrine (D) Glucocorticoids ENZYMES 163
Description : Which of the following metabolic effects may be observed in patients with sepsis? a. Increased gluconeogenesis b. Accelerated proteolysis c. Increased lipolysis d. Impaired gut metabolism of glutamine
Last Answer : Answer: a, b, c, d A number of metabolic responses to sepsis have been defined. Glucose production is increased in infected patients which appears to be additive to the ... metabolism of lipids from peripheral fat stores is especially prominent during a period of inadequate nutritional support
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 : Ketosis reflects (A) Increased hepatic glucose liberation (B) Increased fatty acid oxidation (C) Increased carbohydrate utilisation (D) Incresed gluconeogenesis
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 : Glucocorticoids impair carbohydrate tolerance by: A. Promoting gluconeogenesis in liver B. Depressing glucose uptake into skeletal muscles C. Inhibiting insulin secretion D. Both A and B are correct
Last Answer : D. Both A and B are correct
Description : A pathway that requires NADPH as a cofactor is (A) Fatty acid oxidation (B) Extra mitochondrial denovo fatty acid synthesis (C) Ketone bodies formation (D) Glycogenesis
Description : Epinephrine increases the concentration of free fatty acids in plasma by increasing (A) Extramitochondrial fatty acid synthesis (B) Mitochondrial fatty acid chain elongation (C) Microsomal fatty acid chain elongation (D) Lipolysis in adipose tissue
Description : Action of insulin on lipid metabolism is (A) It increases lipolysis and increases triglyceride synthesis (B) It decreases lipolysis and increases triglyceride synthesis (C) It decreases ... and decreases triglyceride synthesis (D) It increases synthesis of triglyceride and increased ketogenesis
Description : Which of the following regulates lipolysis in adipocytes? (A) Activation of fatty acid synthesis mediated by CAMP (B) Glycerol phosphorylation to prevent futile esterification of fatty acids (C) ... result of hormone stimulated increases in CAMP levels (D) Activation of CAMP production by Insulin
Description : Hyperglycemic effect of glucocorticoids is due to (A) Inactivation of protein phosphatase (B) Inactivation of fructose 1,6-biphosphatase (C) Stimulation of synthesis of pyruvate carboxylase (D) Stimulation of synthesis of eltroxykinase
Description : Synthesis of prostaglandins is inhibited by (A) Glucocorticoids (B) Aspirin (C) Indomethacin (D) All of these
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 : 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 : 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 : The synthesis of glucose from pyruvate by gluconeogenesis (A) Requires the participation of biotin (B) Occurs exclusively in the cytosol (C) Is inhibited by elevated level of insulin (D) Requires oxidation/reduction of FAD
Last Answer : A
Description : The maineffecting of glucagons is to increase (A) Glycolysis in muscles (B) Glycogenolysis in muscles (C) Glycogenolysis in liver (D) Glycogenesis in liver
Description : Typical results of beta-receptor activation include which one of the following? (a) Hypoglycemia (b) Lipolysis (c) Glycogen synthesis (d) Decreased skeletal muscle tremor (e) Decreased rennin secretion
Last Answer : Ans: B
Description : Action of Insulin does not include the following: A. Facilitation of glucose transport into cells B. Facilitation of glycogen synthesis by liver C. Facilitation of neoglucogenesis by liver D. Inhibition of lipolysis in adipose tissue
Last Answer : . Facilitation of neoglucogenesis by liver
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
Description : The following metabolic abnormalities occur in Diabetes mellitus except (A) Increased plasma FFA (B) Increased pyruvate carboxylase activate (C) Decreased lipogenesis (D) Decreased gluconeogenesis
Description : The metabolic actions of adrenaline include the following except: A. Glycogenolysis in liver and muscle B. Inhibition of neoglucogenesis in liver C. Lipolysis in adipose tissue D. Release of potassium from liver followed by its uptake
Last Answer : B. Inhibition of neoglucogenesis in liver
Description : In case of wilson’s disease, the features include all of the following except (A) Progressive hepatic cirrhosis (B) Keyser Fleisher ring (C) Aminoaciduria (D) Urinary excretion of Cu is decreased
Description : One of the symptoms of low serum potassium concentration includes (A) Muscle weakness (B) Confusion (C) Numbness (D) Tingling of extremities WATER AND ELECTROLYTE BALANCE 283
Description : Glycogenesis requires (A) GTP (B) CTP (C) UTP (D) None of these
Description : In glycogenesis a branch point in the molecule is established by the enzyme (A) Amylo[1→ 4][1→ 6] transglucosidase (B) α [1→ 4] α [1→ 4] Glucan transferase (C) Amylo [1→ 6] glucosidase (D) Glycogen synthase
Description : For glycogenesis, Glucose should be converted to (A) Glucuronic acid (B) Pyruvic acid (C) UDP glucose (D) Sorbitol
Last Answer : C
Description : Following is a normal overnight fast and a cup of black coffee, a diabetic woman feels slightly nausious and decides to skip breakfast. However she does take her shot of insulin. This may result in (A) Heightened glycogenolysis (B) Hypoglycemia (C) Increased lipolysis (D) Glycosuria
Description : Prostaglandins stimulate (A) Aggregation of platelets (B) Lipolysis in adipose tissue (C) Bronchodilatation (D) Gastric acid secretion
Description : What enzyme is involved in lipolysis?
Last Answer : By hormone sensitive lipase.
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