1)- Several complexes in the electron transport chain contain non-heme iron. The iron in these complexes is bound tightly to which of the following amino acids? a) Serine b) Tyrosine c) Cysteine d) Methionine e) Glutamine 2)- A 27 –year-old female with epilepsy has been taking Phenytoin to control her seizures. She is pregnant, and
Practice questions-set-5 Read More »
Q.1-The pH of the body fluids is stabilized by buffer systems. Which of the following buffers is the most effective buffer system at physiological pH? a) Bicarbonate buffer b) Phosphate buffer c) Protein buffer d) Deoxy hemoglobin Q.2-Which of the following laboratory results below indicates compensated metabolic alkalosis? a) Low p CO2,
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Q.1- A 64-year-old man who develops acute renal failure while recovering from a severe acute myocardial infarction (Acute MI), Blood chemistry reveals: Na+ 140 mEq/L, K+ 4 mEq/L, Cl– 115 mEq/L, CO2 5 mEq/L, pH = 7.12, PaCO2 13 mmHg, and HCO3– 4 mEq/L. Calculate the anion gap and then choose the best answer for acid-base status. A) His anion gap
Acid-base and electrolyte balance (Multiple-choice questions) Read More »
Q.1- Which of the following is a storage form of lipid? a) Phospholipid b) Glycolipid c) Triacylglycerol d) Sulfolipid Q.2- Choose the monounsaturated fatty acid out of the following- a) Oleic acid b) Linoleic acid c) Linolenic acid d) Stearic acid Q.3- Choose the correct statement about fatty acids out of the following- a) The
Lipid chemistry- Multiple-choice questions (set-1) Read More »
1) – A mutation has changed an isoleucine residue of a protein to glutamic acid; which statement best describes its location in a hydrophilic exterior? a) On the surface, since it is hydrophilic b) Inside the core of the protein since it is hydrophobic c) Anywhere inside or outside d) Inside the core of protein
Protein chemistry- Multiple-choice questions- set-2 Read More »
Q.1- The alpha helix rises per turn a distance of which of the following? a) 0.54 nm b) 1.5 nm c) 3 nm d) 1.83 nm Q.2- Which is an antibiotic peptide out of the following? a) Bleomycin b) Penicillin c) Microcystin d) Creatine Q.3- Which protein out of the given has a length: width
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Q.1-The major detoxification reactions involved in phase -1 are all except: Oxidation Reduction Hydrolysis Acetylation Epoxidation Q.2- The hydroxylated products of phase-1 are converted to soluble metabolites by coupling with polar agents in phase -2 of detoxification reactions by a process called Conjugation. Which of the following is not a conjugating agent? Active acetate Active
Metabolism of xenobiotics (detoxification reactions)- Multiple-choice questions Read More »
Q.1- A 50- year-old male is seen in the emergency with a severe headache. His blood pressure is 210/130 mm Hg. Evidence of retinal hemorrhage and epistaxis is also there. He has been given an infusion of nitroprusside. Which of the following processes is directly affected by the active metabolite of this drug? a) Phospholipase
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1. All except one are appetite-stimulating hormones: a) Leptin b) Ghrelin c) Peptide YY d) Glucagon 2. Brown adipose tissue (BAT) plays an important role in energy metabolism in many mammals. The false statement out of the following is – a) Storage of energy in the form of lipids b) Expenditure of stored energy as
Diet and Nutrition- Multiple-choice questions-set-3 Read More »
1) Which of the following foodstuffs has a shortage of Lysine? a) Cereals b) Pulses c) Milk d) Fish 2) What is the normal RDA for protein in a normal adult? a) 1G/Kg body weight b) 10 G/Kg body weight c) 100G/Kg body weight d) 50 G/Kg body weight 3) Which of the following nutrients
Diet and Nutrition-Multiple-choice questions-set-2 Read More »
