Usage for hash tag: january2020usmle2k

#january2020usmle2k Which of the following is the most common cause of nasal obstruction and bleeding in adolescents? A- Angiofibroma B- Nasal cancer C- Nasal polyps D- Papilloma

#january2020usmle2k Which of the following agents reduce the blood levels of certain drugs through its action on hepatic P450 system? A- Grapefruit juice B- Guava juice C- Kava D- St. John’s wart

#january2020usmle2k A decrease of J chain due to a genetic defect will cause a decrease of the which of the following? A Mature B lymphocytes B- Mature T lymphocytes C- Serum IgE D- Serum IgM

#january2020usmle2k Which of the following conditions is considered a physiological change for normal pregnancy? A- Decreased blood volume B- Decreased body weight C- Decreased GI tone and motility D- Decreased respiratory tidal volume

#january2020usmle2k Which of the following receptors is inhibited by ondansetron to treat nausea following chemotherapy? A- Dopamine receptors B- Muscarinic receptors C- Nicotinic receptors D- Serotonin 5-HT receptors

#january2020usmle2k A neonate presents by renal failure and pulmonary hypoplasia. What is your diagnosis? A- Niemann-Pick disease B- Phenylketonuria C- Pompe disease D- Recessive polycystic kidney disease

#january2020usmle2k Which of the following laboratory tests could be slightly increased in Gilbert’s syndrome? A- Bilirubin, direct B- Bilirubin, indirect C- Haptoglobin D- Triglyceride

#january2020usmle2k Which of the following medications may cause acute cholestatic hepatitis? A- Acarbose B- Colchicine C- Erythromycin D- Metformin

#january2020usmle2k Which of the following pathological terms describes the disordered, non-neoplastic cell growth? A- Anaplasia B- Dysplasia C- Metaplasia D- Neoplasia

#january2020usmle2k Which of the following organisms is responsible for the development of oral hairy leukoplakia in HIV patients? A- Bartonella henselae B- Candida albicans C- Epstein-Barr virus D- Human papilloma virus

#january2020usmle2k Which of the following is the most serious contraindication of electroconvulsive therapy? A- History of fracture B- History of seizures C- Meningioma D- Old age

#january2020usmle2k Which of the following tests would most likely indicates the etiology of vitamin B12 deficiency anemia? A- Complete blood count (CBC) B- Coomb’s test C- Osmotic fragility test D- Schilling test

#january2020usmle2k Which of the following types of receptors are associated with the slowest response time? A- G-protein coupled receptors B- Ion channel receptors C- Steroid receptors D- Transmembrane enzyme receptors

#january2020usmle2k Which of the following regions of the brain is most likely affected in patients with Huntington’s disease? A- Anterior frontal lobe B- Caudate nucleus C- Substantia nigra D- Temporal lobe

#january2020usmle2k In cases of atrial septal defect (ASD), foramen ovale is formed by incomplete development of which one of the following structures? A- Ostium primum B- Ostium secundum C- Septum primum D- Septum secundum

#january2020usmle2k Which of the following anticoagulant medications works by binding to thrombin and inhibiting it? A- Heparin B- Hirudin C- Ticlopidine D- Warfarin

#january2020usmle2k Which of the following differentiates HIV virus from RNA tumor viruses? A- HIV virus contains 2 copies of RNA B- HIV virus contains the pol gene C- HIV virus has a cytolytic activity D- HIV virus is a retrovirus

#january2020usmle2k Deficiency of which of the following enzymes is associated with von Gierke’s disease? A- α-1,4-phosphorylase B- Glucose-6-phosphatase C- Hexosaminidase A D- Phosphofructokinase-1

#january2020usmle2k Which of the following statements correctly describes the volume of distribution of a drug? A- It is a kinetic parameter that correlates dose with plasma level of a drug at zero time B- It is the capacity of a drug to attach to plasma protein C- It is the concentration of...

#january2020usmle2k A 60-year-old man complains of sudden onset of fever, jaundice, right upper abdominal pain and ascites. Liver biopsy shows areas of swelling and necrosis with neutrophilic infiltration. What is the diagnosis? A- Acetaminophen toxicity B- Alcoholic hepatitis C- Budd-Chiari...