Description : The precursor of bile salts, sex hormones and vitamin D is (A) Diosgenin (B) Cholesterol (C) Campesterol (D) Ergosterol
Last Answer : Answer : B
Description : Lipids are stored in the body mainly in the form of (A) Phospholipids (B) Glycolipids (C) Triglycerides (D) Fatty acids
Last Answer : Answer : C
Description : Pancreatic lipase requires for its activity: (A) Co-lipase (B) Bile salts (C) Phospholipids (D) All of these
Last Answer : Answer : D
Description : Which one of the following is not a constituent of cell membrane? (a) Glycolipids (b) Proline (c) Phospholipids (d) Cholesterol
Last Answer : (b) Proline
Description : Vitamin C is required for the synthesis of (A) Bile acids from cholesterol (B) Bile salts from bile acids (C) Vitamin D from cholesterol (D) All of these
Last Answer : Answer : A
Description : How bile salts help in the absorption of dietary lipids?
Last Answer : By emulsifying the lipids and producing micelles of lipids.
Description : The rate of fatty acid oxidation is increased by (A) Phospholipids (B) Glycolipids (C) Aminolipids (D) All of these
Description : The combination of an amino alcohol, fatty acid and sialic acid form (A) Phospholipids (B) Sulpholipids (C) Glycolipids (D) Aminolipids
Description : Amino acids provide the nitrogen for the synthesis of (A) The bases of the phospholipids (B) Uric acid (C) Glycolipids (D) Chondroitin sulphates
Description : All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised ... systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin
Description : Bile, an emulsifier liquid, is made by the liver and later stored within the gallbladder and released in the duodenum. Bile is composed of bile salts, cholesterol and bile pigments. ... enzymes that break fats into simpler fatty acids and glycerol. Digestion System - Image Diversity: gallbladder
Last Answer : What is the adnexal organ of the digestive system in which bile is stored?
Description : Select the hypocholesterolemic drug which interferes with intestinal absorption of bile salts and cholesterol, and secondarily increases cholesterol turnover in the liver: A. Gemfibrozil B. Cholestyramine C. Lovastatin D. Bezafibrate
Last Answer : B. Cholestyramine
Description : Fat digestion is diffcult due to absence of (a) Bile salts (b) Bile pigments (c) Cholesterol (d) All
Last Answer : (a) Bile salts
Description : Cell recognition and adhesion occur due to biochemicals of cell membrane named (a) Proteins (b) Lipids (c) Proteins and lipids (d) Glycoproteins and glycolipids
Last Answer : Ans:(d)
Description : Cell recognition and adhesion occur due to biochemicals of cell membranes named (a) proteins (b) lipids (c) proteins and lipids (d) glycoproteins and glycolipids.
Last Answer : (d) glycoproteins and glycolipids.
Description : Deterioration of food (rancidity) is due to presence of (A) Cholesterol (B) Vitamin E (C) Peroxidation of lipids (D) Phenolic compounds
Description : Some tocopherols are (A) Terpenoid in structure (B) Dional in structure (C) Isoprenoid in structure (D) Farnesyl in structure
Description : Steroid hormones are synthesized from (A) Adenine (B) Protein (C) Vitamin (D) Cholesterol
Description : Are phospholipids lipids? -Biology
Last Answer : answer:
Description : Select the correct matching in the following pairs. (a) Rough ER – Synthesis of glycogen (b) Rough ER – Oxidation of fatty acids (c) Smooth ER – Oxidation of phospholipids (d) Smooth ER – Synthesis of lipids
Last Answer : (d) Smooth ER – Synthesis of lipids
Description : The phospholipids present in cytoplasm membrane of the archaeo- bacteria is A- phosphoglycerides B- polyisoprenoid C- polyisoprenoid branched chain lipids D- none of the bove
Last Answer : polyisoprenoid branched chain lipids
Description : Fatty liver is caused due to accumulation of (A) Fatty acids (B) Cholesterol (C) Phospholipids (D) Triacylglycerol
Description : Very low density lipoproteins are relatively rich in (A) Cholesterol (B) Triacyl glycerol (C) Free fatty acids (D) Phospholipids
Description : CTP is required for the synthesis of (A) Fatty acids (B) Proteins (C) Phospholipids (D) Cholesterol
Description : Depot fats of mammalian cells comprise mostly of (A) Cholesterol (B) Cholesterol esters (C) Triacyl glycerol (D) Phospholipids
Description : Lovastatin and mevastatin lower (A) Serum triglycerides (B) Serum cholesterol (C) Serum phospholipids (D) All of these
Description : All of the following statements about multiple sclerosis are true except (A) There is loss of phospholipids from white matter (B) There is loss of sphingolipids from white matter (C) There is loss of esterified cholesterol from white matter (D) White matter resembles gray matter in composition
Description : The major lipid in chylomicrons is (A) Triglycerides (B) Phospholipids (C) Cholesterol (D) Free fatty acids
Description : Low density plasma proteins are rich in (A) Chylomicrons (B) Cholesterol (C) Triglycerides (D) Phospholipids
Description : Bile salts make emulsification with fat for the action of (A) Amylose (B) Lipase (C) Pepsin (D) Trypsin
Description : Gastric lipae is activated in the presence of (A) Bile salts (B) Cu++ (C) K+ (D) Na+
Description : The pancreatic amylase activity is increased in the presence of (A) Hydrochloric acid (B) Bile salts (C) Thiocyanate ions (D) Calcium ions
Description : Conversion of β-carotene into retinal requires the presence of (A) β-Carotene dioxygenase (B) Bile salts (C) Molecular oxygen (D) All of these
Description : All the following statements about obstructive jaundice are true except (A) Conjugated bilirubin in serum is normal (B) Total bilirubin in serum is raised (C) Bile salts are present in urine (D) Serum alkaline phosphatase is raised
Description : Trypsinogen is converted to active trypsin by (A) Enterokinase (B) Bile salts (C) HCl (D) Mg++
Description : Pepsinogen is converted to active pepsin by (A) HCl (B) Bile salts (C) Ca++ (D) Enterokinase
Description : Rothera test is not given by (A) β-hydroxy butyrate (B) bile salts (C) Glucose (D) None of these
Last Answer : A
Description : The surface tension in intestinal lumen between fat droplets and aqueous medium is decreased by (A) Bile Salts (B) Bile acids (C) Conc. H2SO4 (D) Acetic acid
Description : How are bile salts formed?
Last Answer : Bile acids conjugated with taurine or glycine.
Description : What is enterohepatic circulation of bile salts?
Last Answer : They are separately reabsorbed from the ileum and returned to the liver to be re-excreted again to gut.
Description : What happens to the bile salts of micelle?
Last Answer : The bile salts are left behind.
Description : What is the chemical name of bile salts?
Last Answer : Sodium glycocholate and sodium taurocholate.
Description : An alcoholic amine residue is present in which of the following lipids? (A) Phosphatidic acid (B) Cholesterol (C) Sphingomyelin (D) Ganglioside
Description : The major storage form of lipids is (A) Esterified cholesterol (B) Glycerophospholipids (C) Triglycerides (D) Sphingolipids
Description : Bile has what function in digestion? a) emulsify lipids b) digest proteins c) gluconeogenesis (pron: glue-ko-nee-o-gen-e-sis) d) digest carbohydrates
Last Answer : ANSWER: A -- EMULSIFY LIPIDS
Description : Which of one ring in the structure of the following is aromatic? (A) Androgens (B) Estrogens (C) Cholesterol (D) Bile acids
Description : Hypolipidemic drugs reduce serum cholesterol and triacylglycerol. The effect of clofibrate is attributed to (A) Block in absorption from G.I.T. (B) Decrease in secretion of triacylglycerol and cholesterol ... by liver (C) Block in the reabsorption of bile acids (D) Decreased synthesis of cholesterol
Description : Cholesterol is excreted as such into ________. (A) Urine (B) Faeces (C) Bile (D) Tears FATS AND FATTY ACID METABOLISM 99
Description : Main metabolic end product of cholesterol: (A) Coprosterol (B) 5-pregnenolone (C) Bile acid (D) Glycine
Description : Cholesterol is the precursor for the biosynthesis of (A) fatty acid (B) prostaglandins (C) bile acids (D) sphingmyelin