Practice questions

Elevated Acyl carnitine compounds and associated hypoglycemia- What is the defect?

Energy metabolism, Learning resources, Library, Metabolism of lipids, Multiple-Choice questions, Multiple-choice questions, Practice questions, USMLE Content, USMLE Style questions, USMLE styled question bank /

Case details  A 5- year-old boy suffered gastroenteritis for two days and was brought to the emergency in a semiconscious state. Blood glucose at the time of admission was 45 mg/dl and his urine was negative for glucose and ketone bodies. Glucose was administered intravenously, and his condition improved within 10 minutes. Subsequent laboratory investigations

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Hypoglycemia Due To Biotin deficiency

Energy metabolism, Metabolism of Carbohydrates, Multiple-choice questions, Multiple-Choice questions, Multiple-Choice questions, Multiple-choice questions, Practice questions, USMLE Style questions, USMLE styled question bank, Vitamins, Vitamins and Minerals /

A 32-year-old bodybuilder has decided to go on a diet consisting of egg whites to ensure only proteins for muscle growth. After a few weeks, he experiences decreased energy and is found to be hypoglycemic. A nutritionist tells the patient that he most likely has a deficiency of vitamin Biotin. Which of the following enzymes

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Clinical significance of SGLT-2

Case based multiple choice questions, Metabolism of Carbohydrates, Multiple-choice questions, Practice questions, USMLE styled question bank /

A 22-year-old man collapsed from dehydration during maneuvers in the desert and was sent to an emergency. A high level of glucose was observed in his urine. He was suspected of being a diabetic. Further tests, however, determined that his serum insulin level was normal. A glucose tolerance test exhibited a normal pattern; further testing

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Practice questions

Practice questions /

Q.1- A 73-year-old woman is transferred to an intensive care unit after she is found to be in septic shock. It is believed that she initially had a urinary tract infection and that the bacteria seeded her bloodstream. The critical care fellow is concerned she may not have an adequate stress response in this situation.

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Translation- Multiple-choice questions

Molecular Biology, Molecular Biology, Multiple choice questions, Multiple-choice questions, Multiple-Choice questions, Multiple-choice questions, Practice questions, Practice questions, Question Bank, Question Bank, USMLE Style questions, USMLE styled question bank /

1. The following are all characteristics of the genetic code except: Universal Degenerate Non-overlapping Ambiguous 2. Which of the following statements is not true concerning the role of Aminoacyl t-RNA synthetases: Charging an aminoacyl t-RNA synthetase (loading) with an amino acid is an energetically favorable reaction. For every amino acid, there are several Aminoacyl t-RNA

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Practice questions-set-7

Practice questions /

1) The energy yield during the conversion of Succinate to Fumarate is- a) 2ATP b) 1ATP c) 3ATP d) No ATP       2)  Which of the following occurs in non-shivering thermogenesis? a) Glucose is oxidized to lactate b) Fatty acids uncouple oxidative phosphorylation c) ATP is spent on heat production d) Glycogen is excessively degraded 3)

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Problem-oriented clinical questions -set- 4 (solved with complete explanations)

Practice questions /

46) – A 30-year-old man has been fasting for religious reasons for several days. His brain has reduced its need for glucose by using which substances as an alternate energy source? a) Fatty acids b) Beta-hydroxybutyrate c) Glycerol d) Beta carotene e) Amino acids 47) – A 7-year-old girl is brought to the emergency department by

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Problem Based Multiple Choice Questions (Set-3)- Solved with complete discussion

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31- A 47- year-old woman passes out at work and is brought to an emergency room. Her blood sugar is 34 mg/dl (normal >60 mg/dl). She is also tested for C-peptide, which is much higher than normal. What is the possible cause of this woman’s state? a) Anorexia b) High protein diet c) Exogenous administration

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Problem Based Multiple-Choice Questions – Set-2 (solved with complete explanations)

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16-A young man with normocytic anemia, jaundice, and splenomegaly was diagnosed as having RBC pyruvate kinase deficiency after a peripheral blood smear showed spiculated cells. Since in this patient, pyruvate kinase is abnormal, not only is less pyruvate made, but intermediates above pyruvate in the glycolytic pathway build up, slowing the pathway. Which of the

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Problem Based Multiple-Choice Questions (solved with complete discussion)-set-1

Practice questions /

1- A 38-year-old woman sees an advertisement for a new weight loss medication. The ad claims that the drug causes your body to burn calories without having to exercise. In theory, which of the following compounds could make this claim? a) Rotenone b) Antimycin c) Dinitrophenol d) Amytal e) Atractyloside 2- A 65-year-old man with

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