Description : α-Oxidation i.e., the removal of one carbon at a time from the carboxyl end of the molecule has been detected in (A) Brain tissue (B) Liver (C) Adipose tissue (D) Intestine
Last Answer : Answer : A
Description : Lipid stores are mainly present in (A) Liver (B) Brain (C) Muscles (D) Adipose tissue
Last Answer : Answer : D
Description : Esterification of cholesterol occurs mainly in (A) Adipose tissue (B) Liver (C) Muscles (D) Kidneys
Last Answer : Answer : B
Description : Glycerol released from adipose tissue by hydrolysis of triglycerides is mainly (A) Taken up by liver (B) Taken up by extrahepatic tissues (C) Reutilised in adipose tissue (D) Excreted from the body FATS AND FATTY ACID METABOLISM 85
Description : All the following statements about brown adipose tissue are true except (A) It is rich in cytochromes (B) It oxidizes glucose and fatty acids (C) Oxidation and phosphorylation are tightly coupled in it (D) Dinitrophenol has no effect on it
Last Answer : Answer : C
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 : Ketone bodies are synthesized in (A) Adipose tissue (B) Liver (C) Muscles (D) Brain
Description : Oxidative conversion of many amino acids to their corresponding -ketoacids occurs in mammalian: (A) Liver and kidney (B) Adipose tissue (C) Pancreas (D) Intestine
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
Description : Glucose-6-phosphatase is not present in (A) Liver and kidneys (B) Kidneys and muscles (C) Kidneys and adipose tissue (D) Muscles and adipose tissue
Last Answer : D
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 : The output of free fatty acids from adipose tissue is reduced by (A) Insulin (B) Glucagon (C) Growth hormone (D) Epinephrine
Description : When the stired triacylglycerol is lipolysed in the adipose tissue blood levels of _____ increased. (A) FFA only (B) Glycerol only (C) Free fatty acids (FFA) and Glycerol (D) Triacyl glycero
Description : Free fatty acids released from adipose tissue are transported in blood by (A) Albumin (B) VLDL (C) LDL (D) HDL
Description : Release of free fatty acids from adipose tissue is increased by all of the following except (A) Glucagon (B) Epinephrine (C) Growth hormone (D) Insulin
Description : The enzyme glucose 6-phosphatase is present in (A) Liver (B) Muscle (C) Adipose tissue (D) Brain
Description : In the normal resting state of humans, most of the blood glucose burned as fuel is consumed by (A) Liver (B) Adipose tissue (C) Muscle (D) Brain
Description : Neutral fat is stored in (A) Liver (B) Pancreas (C) Adipose tissue (D) Brain
Description : The normal resting state of humans, most of the blood glucose burnt as “fuel” is consumed by (A) Liver (B) Brain (C) Kidneys (D) Adipose tissue
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 : The fatty acids containing even number and odd number of carbon atoms as well as the unsaturated fatty acids are oxidized by (A) α-oxidation (B) β-oxidation (C) ω-oxidation (D) All of these
Description : Fatty acids are oxidized by (A) α -oxidation (B) β -oxidation (C) ω -oxidation (D) All of these
Description : Fatty acids are a major energy source for the body. Which of the following statement(s) is/are true concerning the use of fatty acids as an energy source? a. Fatty acids are stored in ... 25% of total nonprotein caloric needs supplied via total parenteral nutrition should be in the form of fat
Last Answer : Answer: a, b, d In most tissues, fatty acids are readily oxidized for energy. They are especially important energy sources for the heart, liver and skeletal muscle. In ... administered to patients receiving total parenteral nutrition should comprise about 5-30% of total nonprotein caloric needs
Description : Six months after beginning atorvastatin, the patient's total and LDL cholesterol concentrations remained above normal and he continued to have anginal attacks despite good adherence to his antianginal ... Increased endocytosis of HDL by the liver (e) Increased lipid hydrolysis by lipoprotein lipase
Last Answer : Ans: C
Description : Glucose entry into the cells of the following organ/ tissue is highly dependent on the presence of insulin: A. Brain B. Liver C. Adipose tissue D. Kidney tubules
Last Answer : C. Adipose tissue
Description : Vitamin E protects (A) Polyunsaturated fatty acids against aperoxidation (B) Vitamin A and carotenes against oxidation (C) Lung tissue against atmospheric pollutants (D) All of these
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 : 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 : Epinephrine increases all of the following except (A) Glycogenolysis in muscles (B) Lipolysis in adipose tissue (C) Gluconeogenesis in muscles (D) Glucagon secretion
Description : De novo synthesis and oxidation of fatty acids differ in the following respect: (A) Synthesis occurs in cytosol and oxidation in mitochondria (B) Synthesis is decreased and oxidation increased by ... synthesis and FAD in oxidation (D) Malonyl CoA is formed during oxidation but not during synthesis
Description : Oxidation of fatty acids occurs (A) In the cytosol (B) In the matrix of mitochondria (C) On inner mitochondrial membrane (D) On the microsomes
Description : Chain elongation of fatty acids in mammalian liver occurs in (A) Nucleus (B) Ribosomes (C) Lysosomes (D) Microsomes
Description : Extramitochondrial synthesis of fatty acids occurs in (A) Mammary glands (B) Lungs (C) Brain (D) All of these
Description : Brown adipose tissue is characterized by which of the following? (A) Present in large quantities in adult humans (B) Mitochondrial content higher than white adipose tissue (C) Oxidation and phosphorylation are tightly coupled (D) Absent in hibernating animals
Description : In adipose tissue, glycerol-3-phosphate required for the synthesis of triglycerides comes mainly from (A) Hydrolysis of pre-existing triglycerides (B) Hydrolysis of phospholipids (C) Dihydroxyacetone phosphate formed in glycolysis (D) Free glycerol
Description : The enzyme glycerol kinase is low activity in (A) Liver (B) Kidney (C) Intestine (D) Adipose tissue
Description : Galactose is readily converted to glucose in (A) Liver (B) Intestine (C) Kidney (D) Adipose tissue
Description : Vitamin A is stored in the body in (A) Liver (B) Adipose tissue (C) Reticuloendothelial cells (D) All of these
Description : Calcitriol synthesis involves (A) Both liver and kidney (B) Intestine (C) Adipose tissue (D) Muscle
Description : Free glycerol cannot be used for triglyceride synthesis in (A) Liver (B) Kidney (C) Intestine (D) Adipose tissue
Description : HDL is synthesized in (A) Adipose tissue (B) Liver (C) Intestine (D) Liver and intestine
Description : Chylomicron remnants are catabolised in (A) Intestine (B) Adipose tissue (C) Liver (D) Liver and intestine
Description : Apolipoprotein B-48 is synthesized in (A) Adipose tissue (B) Liver (C) Intestine (D) Liver and intestine
Description : Apolipoprotein B-100 is synthesised in (A) Adipose tissue (B) Liver (C) Intestine (D) Liver and intestine
Description : Urea biosynthesis occurs mainly in the liver involving the number of amino acids: (A) 3 (B) 4 (C) 5 (D) 6
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 : 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 : Thiamin diphosphate is required for oxidative decarboxylation of (A) α-Keto acids (B) α-Amino acids (C) Fatty acids (D) All of these
Description : All the following are omega-6-fatty acids except (A) Linoleic acid (B) α-Linolenic acid (C) γ-Linolenic acid (D) Arachidonic acid