Description : Ketone bodies are synthesized in (A) Adipose tissue (B) Liver (C) Muscles (D) Brain
Last Answer : Answer : B
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
Last Answer : Answer : C
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 : All the following statements about ketone bodies are true except (A) Their synthesis increases in diabetes mellitus (B) They are synthesized in mitchondria (C) They can deplete the alkali reserve (D) They can be oxidized in the liver
Last Answer : 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 : α-Oxidation of fatty acids occurs mainly in (A) Liver (B) Brain (C) Muscles (D) Adipose tissue
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
Last Answer : Answer : A
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 : 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 : Ketone bodies are utilized by all tissues except Options: 1) Liver 2) Muscle 3) Heart 4) Kidney
Last Answer : Correct Answer: 1) Liver
Description : In which diseases of the following organs, isoenzymes LDH-1 and LDH-2 will be released in plasma? (A) Kidney, R.B.C and Liver (B) Heart, Kidney and R.B.C (C) Heart, Kidney and Liver (D) Heart, Lungs and Brain
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 : Acetyl-CoA can be formed from (A) Pyruvate (B) Fatty acids (C) ketone bodies (D) All of these
Description : Which of the following types of cells have a latent ability to regenerate? a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the ... a type of labile cell that multiply constantly to replace cells worn out by normal physiologic processes.
Last Answer : a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the kidney, liver, and pancreas, among other body organs.
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
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 : The affected organ in Mc Ardle’s syndrome is (A) Liver (B) Kidney (C) Liver and Heart (D) Skeletal muscle
Description : HDL is synthesized and secreted from (A) Pancreas (B) Liver (C) Kidney (D) Muscle
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 : 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 : 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 : Retinal exists as an ester with higher fatty acids in the (A) Liver (B) Kidney (C) Lung (D) All of these
Description : The enzyme systems for lengthening and shortening for saturating and desaturating of fatty acids occur in (A) Intestine (B) Muscle (C) Kidney (D) Liver
Description : What are the products, during each cycle of beta oxidation of fatty acid?
Last Answer : Acetyl CoA, FADH2, and NADH.
Description : Neuromuscular blocking drugs do not produce central actions because: A. They do not cross the blood-brain barrier B. Nicotinic receptors are not present in the brain C. They are sequestrated in the periphery by tight binding to the skeletal muscles D. They do not ionise at the brain pH
Last Answer : A. They do not cross the blood-brain barrier
Description : Chromium as a contaminant in drinking water in excess of permissible levels, causes (A) Skeletal damage (B) Gastrointestinal problem (C) Dermal and nervous problems (D) Liver/Kidney problems
Last Answer : (D) Liver/Kidney problems
Description : Adrenaline: a. is synthesized by demethylation of noradrenaline b. increases coronary blood flow c. increases free fatty acids in the blood d. mobilizes glycogen stores from the liver
Last Answer : increases coronary blood flow
Last Answer : (B) Liver
Description : A fatty acid which is not synthesized in human body and has to be supplied in the diet is (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) Stearic acid
Description : A fatty acid not synthesized in man is (A) Oleic (B) Palmitic (C) Linoleic (D) Stearic
Description : A fatty acid which is not synthesized in human body and has to be supplied in the diet: (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) Stearic acid
Description : A fatty acid which is not synthesized in the body and has to be supplied in the diet is (A) Palmitic acid (B) Lauric acid (C) Linolenic acid (D) Palmitoleic acid
Description : Ketone body utilisation is taking place in which organs?
Last Answer : Ketolysis is taking place in extra hepatic tissues. (All other tissues, except liver).
Description : In the normal resting state of human most of the blood glucose burnt as fuel is consumed by (A) Liver (B) Brain (C) Adipose tissue (D) Muscles
Description : Gluconeogenesis does not occur in (A) Brain (B) Kidneys (C) Muscles (D) Liver
Description : Glucose-1-phosphate liberated from glycogen cannot be converted into free glucose in (A) Liver (B) Kidneys (C) Muscles (D) Brain
Description : Rapoport-Luebering cycle is located in (A) Liver (B) Muscles (C) Brain (D) Erythrocytes
Description : Glucokinase is found in (A) Muscles (B) Brain (C) Liver (D) All of these
Description : Creatine kinase is present in all of the following except (A) Liver (B) Myocardium (C) Muscles (D) Brain
Description : Lipid stores are mainly present in (A) Liver (B) Brain (C) Muscles (D) Adipose tissue
Description : The major site of urea synthesis is (A) Brain (B) Kidneys (C) Liver (D) Muscles
Description : Select the hypolipidemic drug that enhances lipoprotein synthesis, fatty acid oxidation and LDLreceptor expression in liver through paroxisome proliferator-activated receptor α: A. Lovastatin B. Atorvastatin C. Bezafibrate D. Nicotinic acid
Last Answer : C. Bezafibrate
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 : 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
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 : 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.