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Lipid metabolism- Multiple Choice questions-set-2

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

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

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

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

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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Biologically important peptides

A 56-year-old man with long-standing poorly controlled diabetes mellitus visits his primary care physician for a follow up after recent hospitalization. The patient experienced an episode of acute renal failure while in the hospital and his creatinine level rose to 4 mg/dl. Creatinine, a marker of renal function is produced from which of the following

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Alpha1-Antitrypsin deficiency- a case study

Case details A severe form of obstructive lung disease, starting with dyspnea and leading progressively toward emphysema, was found in several members of the family. One brother had died earlier of lung disease. Blood plasma from his surviving brother and sister showed an abnormally low concentration of α1-Antitrypsin (5.5 μm, normal is 20–48 μm), the

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