Q.1- Which one of the following characteristics of phospholipids is correct? A. They always contain choline and glycerol B. They are an important source of energy during fasting C. They are major components of membranes D. They are uncharged at physiological pH E. They are water-insoluble. Details The correct answer is -C. The phospholipids are […]
Characteristics of phospholipids Read More »
Acid-base balance An acid is a substance that can donate hydrogen ions (H+), and a base is a substance that can accept H+ ions, regardless of the substance’s charge. H2 CO3 (acid) «H+ + HCO3 – (base) Strong acids are those that are completely ionized in body fluids, and weak acids are those that are
Acid-Base Balance-Lecture-1- Significance of pH Read More »
Case detail A 3-year-old girl was brought into the Emergency Room. She was cold and clammy and was breathing rapidly. She was obviously confused and lethargic. Her mother indicated that she had accidentally ingested automobile antifreeze (ethylene glycol) while playing in the garage. Following gastrointestinal lavage and activated charcoal administration, a nasogastric tube for ethanol
Role of Ethanol in Acute Ethylene Glycol (Automobile antifreeze) Poisoning Read More »
Case details A 65-year-old man was admitted to the emergency department in an unconscious state. Apparently, he had become increasingly depressed after the death of his younger son two months ago. Previously, before his death, he had been a moderate drinker, but consumption of alcohol had increased markedly over the last few weeks. He had
Alcohol induced metabolic changes- a case study Read More »
Q.1- Endogenously synthesized triacylglycerols are transported from the liver to extrahepatic tissues by which of the following lipoproteins? a) Chylomicrons b) VLDL c) LDL d) HDL Q.2- All of the following have 18 carbon atoms except – a) Linoleic acid b) Palmitic acid c) Linolenic acid d) Stearic acid Q.3- Sphingosine is not present in- a) Cerebrosides
Lipid chemistry- Multiple-choice questions-set-4 Read More »
Q.1- Which out of the following alcohols is used for waxes? a) Cholesterol b) Glycerol c) Cetyl Alcohol d) Sphingol Q.2- Choose the Dienoic fatty acid out of the following- a) Oleic acid b) Linoleic acid c) Linolenic acid d) Stearic acid Q.3- Which of the following lipids is abundantly present in the white
Lipid Chemistry- Multiple-choice questions-set-3 Read More »
Q.1- Which of the following lipids is a charged lipid? a) Phospholipid b) Cholesterol b) Triacylglycerol d) Glucocerebroside Q.2- Choose the ω9 fatty acid out of the following- a) Oleic acid b) Linoleic acid c) Linolenic acid d) Stearic acid Q.3- Choose the incorrect statement about fatty acids out of the following- a) The melting
Lipid chemistry- Multiple-choice questions-set-2 Read More »
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 »
