MED2KNOW QUIZ WIZ – 10
A young boy has edema, a protruding abdomen, and very thin arms and legs. The edema has at its origins which of the following? (A) Lack of muscle protein synthesis (B) Lack of liver protein […]
Month: July 2020
MED2KNOW QUIZ WIZ – 9
A 56-year-old man who has been undergoing stable and successful anticoagulation with warfarin for recurrent deep vein thrombosis is treated for pneumonia, and 8 days later he presents with lower intestinal bleeding. His prothrombin time […]
THE BIOSYNTHESIS OF HEME : DETAILED PROCESS
Heme is the most important porphyrin containing compound. Heme biosynthesis occurs in most mammalian cells except mature erythrocytes, which lack mitochondria. Approximately 85% of heme synthesis occurs in erythroid precursor cells in the bone marrow, […]
MED2KNOW QUIZ WIZ – 8
A 14-year-old boy presents with diarrhea, malaise, fever, and abdominal pain. The stools were positive for occult blood and fecal leukocytes. Microscopy of the stool also reveals the presence of curved bacilli that moved about […]
MED2KNOW QUIZ WIZ -7
A 64-year-old woman suffering from stage C heart failure had her diuretic medication changed because of a serious allergic reaction to furosemide. Which of the following diuretics was most likely prescribed? A. Spironolactone B. Acetazolamide […]
THE THIAZIDE DIURETICS : MECHANISM OF ACTION
A diuretic is any substance that increases water and solute excretion, usually with the objective of reducing extracellular volume in oedematous states. Each day the body produces 180 L of glomerular filtrate which is modified […]
MED2KNOW QUIZ WIZ – 6
A 33-year-old woman presents with black stools. Laboratory studies demonstrate a hypochromic, microcytic anemia. Upper GI endoscopy reveals a duodenal ulcer. Which of the following best describes the stools in this patient with peptic ulcer […]
MED2KNOW QUIZ WIZ – 5
A 31-year-old woman presents to the emergency room with the acute onset of malaise, fever, and a productive cough. A chest x-ray reveals consolidation of the right lower lobe along with air bronchograms, and a […]
THE LOOP DIURETICS : MECHANISM OF ACTION
A diuretic is any substance that increases water and solute excretion, usually with the objective of reducing extracellular volume in oedematous states. Each day the body produces 180 L of glomerular filtrate which is modified […]
MED2KNOW QUIZ WIZ – 4
A 46-year-old man complains of progressive dyspnea and cough. He has been hospitalized multiple times over the last 2 years for respiratory distress. Bronchoscopy is performed with biopsy of the lung. Histologic analysis reveals large […]