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Fatty acid metabolism – Case-based multiple-choice questions-set 2

Energy metabolism, Learning resources, Library, Metabolism of lipids, Metabolism of Lipids, Multiple-choice questions, Multiple-choice questions, Multiple-Choice questions, Multiple-Choice Questions, Practice questions, Practice questions, Question Bank, Question Bank, USMLE Content, USMLE Style questions, USMLE styled question bank /

1. A 45-year-old patient presents to the clinic with significant weight loss and fatigue. Blood tests reveal elevated levels of epinephrine and glucagon. Given this clinical context, when these hormones bind to receptors on the adipose cell membrane, which of the following is NOT expected to occur? A. Fatty acids are activated, enter the mitochondria, […]

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Fatty acid and Triglyceride synthesis- Case-based multiple-choice questions

Energy metabolism, Learning resources, Library, Metabolism of lipids, Metabolism of Lipids, Multiple-Choice Questions, Multiple-choice questions, Multiple-choice questions, Multiple-Choice questions, Practice questions, Practice questions, Question Bank, Question Bank, USMLE Content, USMLE Style questions, USMLE styled question bank /

1. Which of the following TCA cycle intermediates plays a crucial role in de novo fatty acid synthesis by providing substrate and positively regulating the rate-limiting enzyme involved in fatty acid synthesis? A. Citrate B. Isocitrate C. Malate D. Oxaloacetate E. Succinate   Correct Answer: A. Citrate. Citrate plays a crucial role in de novo

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Lipid metabolism- Multiple Choice questions-set-2

Metabolism of Lipids, Multiple choice questions, Multiple-Choice Questions, Question Bank, Question Bank, USMLE styled question bank /

1- All except one are true about gastric lipase- a)   Main preduodenal lipase b)   Hydrolyzes triglycerides containing short and medium-chain fatty acids c)   The primary site of hydrolysis is the sn-3ester linkage d)   Optimum pH is 6.0-7.0 2- Pancreatic juice does not contain which of the followings- a)   Bile salts b)   Phospholipase A2 c)   Lipase and colipase d)   Lipoprotein lipase 3- The dietary fats are

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Lipids- Multiple-choice questions-set-3

Learning resources, Library, Metabolism of lipids, Metabolism of Lipids, Multiple choice questions, Multiple-Choice Questions, Multiple-choice questions, Question Bank, Question Bank, USMLE Style questions, USMLE styled question bank /

1. Which of the following are the ketone bodies? a) Acetyl CoA and Propionyl CoA b) Lecithin and Lysolecithin c) Acetoacetate and Beta-hydroxybutyrate d) Pyruvate and lactate e) Succinyl CoA and succinate 2. The enzyme ‘Thiolase’ catalyzes the conversion of: a) 2 Acetyl CoA to Acetoacetyl CoA b) Acetyl CoA to Malonyl CoA c) Fatty

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Fatty Acid Metabolism- Multiple-Choice Questions (Solved)-set-4

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Q.1- Glucose can be converted to glycerol-3-P through which of the following intermediates? a) Glycerol b) Dihydroxyacetone phosphate c) Acetyl CoA d) Pyruvate e) Malate. Q.2- Which of the following supplies the 2 carbon units that are added to the elongation of the fatty acid chain? a) Acetyl CoA b) Malonyl CoA c) β- Keto

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Cholesterol-chemistry and metabolism- Multiple-choice questions

Chemistry of Biomolecules, Chemistry of Lipids, Lipid Metabolism, Metabolism of Lipids, Metabolism of lipids, Multiple choice questions, Multiple-choice questions, Multiple-choice questions, Multiple-Choice questions, Practice questions, Question Bank, Question Bank, Question Bank, USMLE Content, USMLE Style questions, USMLE styled question bank /

1)- Cholesterol is a precursor of all of the following except- a) Taurocholate b) Glycocholate c) Calcitriol d) Corticosteroids e) Calcitonin. 2)- All 27 carbon atoms of cholesterol are derived from- a) Acetyl CoA b) Acetoacetyl CoA c) Propionyl CoA d) Succinyl CoA e) Malonyl CoA 3)- Cytosolic  3-hydroxy-3-methylglutaryl CoA (HMG CoA) is reduced to

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Cholesterol metabolism- Multiple-choice questions

Metabolism of Lipids, Metabolism of lipids, Multiple choice questions, Multiple-Choice Questions, Multiple-choice questions, Question Bank, Question Bank, USMLE Content, USMLE Style questions, USMLE styled question bank /

Q.1 – A gall stone that blocked the upper part of the bile duct would cause an increase in which of the following? a) The excretion of fats in the feces b) Formation of chylomicrons c) Excretion of bile salts d) Conjugation of bile acids e) Recycling of bile salts Q.2- An 8-year-old boy presents

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