Description : Reduced glutathione functions in R.B.Cs to (A) Produce NADPH (B) Reduce methemoglobin to hemoglobin (C) Produce NADH (D) Reduce oxidizing agents such as H2O2
Last Answer : D
Description : Methemoglobin is formed as a result of the oxidation of haemoglobin by oxidation agent: (A) Oxygen of Air (B) H2O2 (C) K4Fe(CN)6 (D) KMnO4
Last Answer : Answer : C
Description : Removal of BSP dye by the liver involves conjugation with (A) Thiosulphate (B) Glutamine (C) Cystein component of glutathione (D) UDP glucuronate
Description : Dehydrogenation of succinic acid to fumaric acid requires the following hydrogen carrier: (A) NAD+ (B) NADP+ (C) flavoprotein (D) Glutathione
Last Answer : C
Description : Sickle cell disease is inherited due to defective copies of _________gene. a. Heparin b. Haemoglobin c. Creatinine d. Fibrinogen
Last Answer : b. Haemoglobin
Description : 60-year-old patient with creatinine clearance 50 ml/min has to be treated with gentamicin. His daily dose of gentamicin should be reduced to the following percentage of the usual adult dose: A. 70% B. 50% C. 40% D. 30%
Last Answer : B. 50%
Description : A 60-year-old patient with creatinine clearance 50 ml/min has to be treated with gentamicin. His daily dose of gentamicin should be reduced to the following percentage of the usual adult dose: A. 70% B. 50% C. 40% D. 30%
Description : In patients with renal insufficiency the clearance of the following drug is reduced parallel to the reduction in creatinine clearance: A. Propranolol B. Digoxin C. Lignocaine D. Verapamil
Last Answer : B. Digoxin
Description : Methemoglobin refers to
Last Answer : Methemoglobin refers to A. A colourless respiratory pigment B. Oxidized haemoglobin C. Oxygenated haemoglobin D. Deoxygenated haemoglobin
Description : Iodine is required in human body for (A) Formation of thyroxine (B) Formation of Glutathione (C) Formation of potassium iodide (D) Adrenalin
Last Answer : Answer : A
Description : Selenium is a constituent of (A) Glutathione reductase (B) Glutathione peroxidase (C) Catalase (D) Superoxide dismutase
Last Answer : Answer : B
Description : Selenium is a constituent of the enzyme: (A) Glutathione peroxidase (B) Homogentisate oxidase (C) Tyrosine hydroxylase (D) Phenylalanin hydroxylase
Description : Glutathione is a constituent of (A) Leukotriene A4 (B) Thromboxane A1 (C) Leukotriene C4 (D) None of these
Description : Glutathione is a (A) Dipeptide (B) Tripeptide (C) Polypeptide (D) None of these
Description : In glutathione (a tripeptide) is present apart from Glutamic acid and cysteine: (A) Serine (B) Glycine (C) Leucine (D) Phenyl alanine
Description : Sulphur-containing amino acid is (A) Glutathione (B) Chondroitin sulphate (C) Homocysteine (D) Tryptophan
Description : A tripeptide functioning as an important reducing agent in the tissues is (A) Bradykinin (B) Kallidin (C) Tyrocidin (D) Glutathione
Last Answer : Answer : D
Description : A peptide which acts as potent smooth muscle hypotensive agent is (A) Glutathione (B) Bradykinin (C) Tryocidine (D) Gramicidin-s
Description : Which of the following is a tripeptide? (A) Anserine (B) Oxytocin (C) Glutathione (D) Kallidin
Description : Which of the following is a dipeptide? (A) Anserine (B) Glutathione (C) Glucagon (D) β -Lipoprotein
Description : Glutathione is made up of which amino acids?
Last Answer : Glutamic acid, cysteine and glycine.
Description : Removal of calcium from freshly collected blood would (a) cause delayed clotting (b) prevent clotting (c) cause immediate clotting (d) prevent destruction of haemoglobin
Last Answer : (b) prevent clotting
Description : In regard to HIV infection, which of the following is the earliest finding? A. Kaposi sarcoma on the palate B. Reduced haemoglobin C. Infection with pneumocystic carinii D. Reduction in white cells count E. B cell lymphoma
Last Answer : D. Reduction in white cells count
Description : Organic compound of small molecular size is (A) Urea (B) Uric acid (C) Creatinine (D) Phosphates
Description : Progressive transmethylation of ethanolamine gives (A) Creatinine (B) Choline (C) Methionine (D) N-methyl nicotinamide
Description : When NH3 is perfused through a dog’s liver ______ is formed, while ______ is formed in the birds liver. (A) Urea, Uric acid (B) Urea, allantoin (C) Uric acid, creatinine (D) Uric acid, Urea
Description : Gout is characterized by increased plasma levels of (A) Urea (B) Uric acid (C) Creatine (D) Creatinine
Description : Folic acid deficiency can be diagnosed by increased urinary excretion of (A) Methylmalonate (B) Figlu (C) Cystathionine (D) Creatinine
Description : Relationship between GFR and seum creatinine concentration is (A) Non-existent (B) Inverse (C) Direct (D) Indirect
Description : All of the following substances have been used to estimate GFR except (A) Inulin (B) Creatinine (C) Phenol red (D) Mannitol FATS AND FATTY ACID METABOLISM 105
Description : Creatinine EDTA clearance is a test to measure (A) Renal plasma flow (B) Filtration fraction (C) Glomerular filtration rate (D) Tubular function
Description : The normal values for creatinine clearance varies from (A) 20–40 ml/min (B) 40–60 ml/min (C) 70–85 ml/min (D) 95–105 ml/min
Description : At normal levels of creatinine in the blood, this metabolite is (A) Filtered at the glomerulus but not secreted nor reabsorbed by the tubule (B) Secreted by the tubule (C) Reabsorbed by the tubule (D) Secreted and reabsorbed by tubule
Description : Glomerular filtration rate can be measured by (A) Endogenous creatinine clearance (B) Para-aminohippurate test (C) Addis test (D) Mosenthal test
Description : Mechanism by which NH3 is removed from the kidneys is (A) Urea formation (B) Uric acid formation (C) Creatinine formation (D) None of these
Description : NH3 is removed from brain mainly by (A) Creatinine formation (B) Uric acid production (C) Urea formation (D) Glutamine formation
Description : More creatinine is excreted by (A) Adult males (B) Adult females (C) Children (D) Pregnant women
Description : Transmethylation of guanido acetic acid gives (A) Creatine phosphate (B) Creatinine (C) Choline (D) n-methyl nicotinamide
Description : In humans, NH3 is detoxified in liver as (A) Creatinine (B) Uric acid (C) Urea (D) Uronic acid
Description : NH3 is detoxified in brain chiefly as (A) Urea (B) Uric acid (C) Creatinine (D) Glutamine
Description : Creatinine clearance is deceased in (A) Acute tubular necrosis (B) Acute glomerulonephritis (C) Hypertension (D) Myopathies
Description : Non-protein nitrogenous substances in blood include all of the following except (A) Urea (B) Uric acid (C) Creatinine (D) Inositol
Description : Among the following, the most sensitive indicator of glomerular function is (A) Serum urea (B) Serum creatinine (C) Urea clearance (D) Creatinine clearance
Description : A simple way to assess tubular function is to withhold food and water for 12 hours and, then, measure (A) Serum urea (B) Serum creatinine (C) Urine output in one hour (D) Specific gravity of urine
Description : Among the following, a test of tubular function is (A) Creatinine clearance (B) Inulin clearance (C) PAH clearance (D) PSP excretion test
Description : Average creatinine clearance in an adult man is about (A) 54 ml/min (B) 75 ml/min (C) 110 ml/min (D) 130 ml/min
Description : Normal range of serum creatinine is (A) 0.6–1.5 mg/dl (B) 9–11 mg/dl (C) 20–45 mg/dl (D) 60–100 mg/dl
Description : Polymyalgia rheumatica associated with 1) raised creatinine kinase 2) increased alkaline phosphotase 3) sudden loss of vision in one eye 4) shoulder and pelvic girdle pain in 40 year old man 5) erythema nodosum
Last Answer : Answers-2 Liver enzymes elevated in most patients. Visual disturbances suggestive of temporal arteritis, due to ischaemic changes in ciliary arteries (optic neuritis/infarction) and less commonly due to central artery occlusion. Raised CK in polymyositis. PMR is rare before the age of 50 years.
Description : A 60-year-old man was diagnosed last year with adenocarcinoma of the lung, and a 4 cm mass lesion was treated with a right lower lobectomy. He now has an ... 2) Membranous glomerulonephritis 3) Minimal change glomerulonephritis 4) Nodular glomerulosclerosis 5) Rapidly progressive glomerulonephritis
Last Answer : Answers-2 Most cases of membranous GN are idiopathic, but in some patients there is a history of an infection or a malignancy (usually lung) with antigenemia.