Description : All the following statements correctly describe ketone bodies except (A) They may result from starvation (B) They are present at high levels in uncontrolled diabetes (C) They include—OH β-butyrate and acetone (D) They are utilized by the liver during long term starvation
Last Answer : Answer : D
Description : Ketone bodies are synthesized from fatty acid oxidation products by which of the following organs? (A) Liver (B) Skeletal muscles (C) Kidney (D) Brain
Last Answer : Answer : A
Description : Ketone bodies are synthesized in (A) Adipose tissue (B) Liver (C) Muscles (D) Brain
Last Answer : Answer : B
Description : All the following statements regarding ketone bodies are true except (A) They may result from starvation (B) They are formed in kidneys (C) They include acetoacetic acid and acetone (D) They may be excreted in urine
Description : All the following correctly describe the intermediate 3-OH-3-methyl glutaryl CoA except (A) It is generated enzymatically in the mitochondrial matrix (B) It is formed in the cytoplasm (C) It inhibits the first step in cholesterol synthesis (D) It is involved in the synthesis of ketone bodies
Last Answer : Answer : C
Description : In one of the following the quality of the protein synthesized is affected: (A) Diabetes mellitus (B) Gont (C) Multiple myeloma (D) Primaquine sensitivity
Description : Ketone bodies are utilized by all tissues except Options: 1) Liver 2) Muscle 3) Heart 4) Kidney
Last Answer : Correct Answer: 1) Liver
Description : Acetyl CoA required for de novo synthesis of fatty acids is obtained from (A) Breakdown of existing fatty acids (B) Ketone bodies (C) Acetate (D) Pyruvate
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 : An enzyme required for the synthesis of ketone bodies as well as cholesterol is (A) Acetyl CoA carboxylase (B) HMG CoA synthetase (C) HMG CoA reductase (D) HMG CoA lyase
Description : The structure which appears to be the only organ to add significant quantities of ketone bodies to the blood is (A) Brain (B) Erythrocytes (C) Liver (D) Skeletal muscle
Description : Ketone bodies are formed in (A) Kidney (B) Liver (C) Heart (D) Intestines
Description : During starvation, ketone bodies are used as a fuel by (A) Erythrocytes (B) Brain (C) Liver (D) All of these
Last Answer : B
Description : With respect to lipoprotein transport and metabolism in the body, the following statements are correct EXCEPT: 1) Arterial walls contain cells with LDL receptors. 2) Cholesterol is required for the ... is assembled in the extracellular space. 5) VLDL transformation to LDL occurs in adipose tissue.
Last Answer : Answers-3 Chylomicrons are formed in the gut from exogenous triacylglycerols and cholesterol. They are released into the lymph and thereby enter the blood.They are not formed in the liver.
Description : All of the following tissue are capable of using ketone bodies except (A) Brain (B) Renal cortex (C) R.B.C. (D) Cardiac muscle
Description : All of the following statements about bronzed diabetes are true except (A) It is caused by excessive intake of copper (B) Skin becomes pigmented (C) There is damage to β cells of Islets of Langerhans (D) Liver is damaged
Description : Uremia occurs in (A) Cirrohsis of liver (B) Nephritis (C) Diabetes mellitus (D) Coronary thrombosis
Description : Uremia occurs in (A) Cirrhosis of the liver(B) Nephritis (C) Diabetes mellitus (D) Coronary thrombosis
Description : Gluconeogenesis is increased in the following condition: (A) Diabetes insipidus (B) Diabetes Mellitus (C) Hypothyroidism (D) Liver diseases
Description : Restriction of salt intake is generally recommended in (A) Diabetes mellitus (B) Hypertension (C) Cirrhosis of liver (D) Peptic ulcer
Description : Diabetes mellitus can occur due to all of the following except (A) Deficient insulin secretion (B) Tumour of β−cells (C) Decrease in number of insulin receptors (D) Formation of insulin antibodies
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 : Specific gravity of urine is raised in all of the following except (A) Diabetes mellitus (B) Diabetes insipidus (C) Dehydration (D) Acute glomerulonephritis
Last Answer : D
Description : Which one of the following tissues can metabolize glucose, fatty acids and ketone bodies for ATP production? a. Liver b. Muscle c. Brain d. R.B.C
Last Answer : Ans: B
Description : Serum lipase level increases in (A) Paget’s disease (B) Gaucher’s disease (C) Acute pancreatitis (D) Diabetes mellitus
Description : The β-lipoprotein fraction increases in severe (A) Diabetes Mellitus (B) Uremia (C) Nephritis (D) Muscular dystrophy
Description : Obesity increases the risk of (A) Hypertension (B) Diabetes mellitus (C) Cardiovascular disease (D) All of these
Description : Specific gravity of urine increases in (A) Diabetes mellitus (B) Chronic glomerulonephritis (C) Compulsive polydypsia (D) Hypercalcemia
Last Answer : A
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 : Insulin release from pancreatic β cells is augmented by the following except: A. Ketone bodies B. Glucagon C. Vagal stimulation D. Alfa adrenergic agonists
Last Answer : D. Alfa adrenergic agonist
Description : All of the following statements about tRNA are true except (A) It is synthesized as a large precursor (B) It is processed in the nucelolus (C) It has no codons or anticodons (D) Genes for rRNA are present in single copies
Description : All the following statements about carnitine are true except (A) It can be synthesised in the human body (B) It can be synthesized from methionine and lysine (C) It is required for transport of short chain fatty acids into mitochondria (D) Its deficiency can occur due to haemodialysis
Description : All of the following statements about proline are true except (A) It is an imino acid (B) It can be synthesized from glutamate (C) It can be catabolised to glutamate (D) Free proline can be hydroxylated to hydroxyproline
Description : All of the following statements about aspartate are true except (A) It is non-essential amino acid (B) It is a dicarboxylic amino acid (C) It can be synthesized from pyruvate and glutamate (D) It can be converted into asparagine
Description : Diabetes mellitus occur due to lack synthesis of hormon
Last Answer : Insuline
Description : An aldehyde can be oxidized to form: w) a ketone x) an acid y) an alcohol z) an ester
Last Answer : ANSWER: X -- AN ACID
Description : True statements regarding eicosanoids include which of the following? A. Prostaglandins and thromboxanes are synthesized via the cyclo-oxygenase pathway. B. The vasoconstricting, platelet-aggregating, ... prostaglandins have a short circulation half-life and exert most of their effects locally.
Last Answer : Answer: ABD DISCUSSION: The eicosanoids are a group of compounds arising from the metabolism of arachidonic acid. The prostaglandins and thromboxanes are synthesized via the cyclo-oxygenase ... effects and may be involved in the physiologic responses associated with anaphylactic and septic shock
Description : Which of the following statements is NOT true about diabetes mellitus? A) Type II diabetes is much more common than type I. B) Insulin injections are required in both type I and type II ... -sugar diet. E) Symptoms of diabetes include excessive thirst, frequent urination, and glucose in the urine.
Last Answer : B) Insulin injections are required in both type I and type II diabetes.
Description : Urine examination (Benedict’s test) of a 40 yr old obese male showed a brick red precipitate. This can result from all except Options: 1) Diabetes Mellitus 2) Drugs 3) Acute post-streptococcal glomerulonephritis 4) Cushing’s syndrome
Last Answer : Correct Answer: 3) Acute post-streptococcal glomerulonephritis
Description : In the neurones: a. the axons convey impulse away from the cell body b. neurotransmitters are synthesized in the cell bodies and then transported to the axons c. the condition ... with fibre diameter d. the excitability is increased if the extracellular calcium concentration is decreased
Last Answer : the axons convey impulse away from the cell body
Description : Acetyl-CoA can be formed from (A) Pyruvate (B) Fatty acids (C) ketone bodies (D) All of these
Description : Ketone bodies serve as a fuel for (A) Extrahepatic tissues (B) Hepatic tissues (C) Erythrocytes (D) Mitochondria
Description : In humans under normal conditions loss of ketone bodies via urine is usually less than (A) 1 mg/24 hr (B) 4 mg/24 hr (C) 8 mg/24 hr (D) 10 mg/24 hr
Description : The concentration of ketone bodies in the blood does not normally exceed (A) 0.2 mmol/L (B) 0.4 mmol/L (C) 1 mmol/L (D) 2 mmol/L
Description : Which of the following products of triacylglycerol breakdown and subsequent β-Oxidation may undergo gluconeogenesis? (A) Acetyl CoA (B) Porpionyl CoA (C) All ketone bodies (D) Some amino acids
Description : The acetyl CoA formed on β-oxidation of all long chain fatty acids is metabolized under normal circumstances to (A) CO2 and water (B) Cholesterol (C) Fatty acids (D) Ketone bodies
Description : In human and other ureotelic organisms, the end product of amino acid nitrogen metabolism: (A) Bile acids (B) Ketone bodies (C) Urea (D) Barium sulphate
Description : What test is used to identify ketone bodies in urine?
Last Answer : Rotheraís test.
Description : Utilisation of ketone bodies by peripheral tissues needs which enzyme?
Last Answer : Succinyl CoA dependent thiophorase.