Free Questions and Answers for All Medical Students all over the World
Q- An old patient with a history of a 2-week blunt trauma to his thigh develops an area of yellow-brown color at the site of injury. Which one of the following substances is responsible for this color? A- Bilirubin B- Hemosiderin C- Lipofuscin D- Melanin Q- Which one of the following parts of the heart … Read more
Q- A 79-year-old woman presents with back pain for 3 months. Radiology of the spines shows compression of T11 and T12 vertebrae. There is no other lesion detected. Which of the following is the most likely diagnosis? A- Ewing sarcoma B- Metastatic adenocarcinoma C- Osteoporosis D- Osteosarcoma Q- A 29-year-old woman presents with bloody discharge … Read more
Q- Which of the following conditions is characterized by irregular blotchy patches of hyperpigmentation localized mostly on the face caused by sun exposure, pregnancy and contraceptive pills? A- Benign lentigo B- Freckles C- Melasma D- Vitiligo Q- Which one of the following conditions is characterized by hemolytic episodes caused by increased erythrocyte sensitivity to complement … Read more
A 30-year-old man presents to the emergency room with excruciating chest pain and shortness of breath for an hour. Past, surgical and familial histories are unremarkable except that his father died of a heart attack at the age of 32. Imaging studies and laboratory tests confirm the diagnosis of myocardial infarction. What is the most … Read more
Q- A child presents with low body weight, edema of lower extremities, enlarged abdomen with ascites, and desquamating skin and areas of depigmentation and hyperpigmentation. Which of the following is the most likely diagnosis? A- Kwashiorkor B- Marasmus C- Pellagra D- Scurvy Q- Which one of the following conditions is characterized by joint space narrowing … Read more
Q- Control of diabetes is most likely determined by which one of the following laboratory tests? A- Fasting blood glucose B- Hemoglobin A1C C- Random blood glucose D- Urinary glucose content Q- Which one of the following cellular pathological changes affects myocardial fibers in a case of irreversible myocardial infarction? A- Depletion of myoglobin stores … Read more