Free Questions and Answers for All Medical Students all over the World
Dr Ray Makar Q- Which of the following leads to toxic reactions when a drug is taken repeatedly? A- Absorption disorder B- Cumulative action C- Tachyphylaxis D- Tolerance Q- Which one of the following analgesics inhibits COX in the CNS and can be used safely for pregnant women? A- Acetaminophen B- Acetylsalicylic acid C- Ibuprofen D- Naproxen Q- … Read more
Q- A patient comes to a rural hospital one hour after he experienced excruciating chest pain. After workup, you diagnose his case as a myocardial infarction. The nearest hospital is 2 hours away. What is the best next step?? A- Administer thrombolytic now B- Consult a cardiologist C- Transfer to the nearest hospital Q- Which … Read more
Q- Which of the following markers identifies B lymphocytes in a blood sample treated with different fluorescent-labeled antibodies? A- CD3 B- CD4 C- CD8 D- CD19 Q- A patient with a history of diabetes presents with dark bronze skin pigmentation and multiple arthralgias. Which of the following would be detected in a joint aspirate? A- … Read more
Q- Stimulation of muscarinic receptors by pilocarpine is competitively inhibited by which of the following medications? A- Atropine B- Edrophonium C- Physostigmine D- Pralidoxime . Q- Which one of the following local anesthetics can NOT be given parenterally due to its physicochemical properties? A- Benzocaine B- Etidocaine C- Mepivacaine D- Procaine Q- Which one of … Read more
Q- Which of the following tests is the most accurate one to confirm the diagnosis of achalasia? A- Barium esophagram B- Chest X-ray C- Esophageal manometry D- Upper endoscopy Q- Which of the following is the best therapy for essential tremors? A- Haloperidol B- Metoclopramide C- Physiotherapy D- Propranolol Q- A 19-year-old woman presents with … Read more
Q- Mullerian-inhibitory factor plays a major role in the development of the male reproductive system. Which type of cells secrete it? A- Leydig cells B- Sertoli cells Q- If a new effective treatment for COVID-19 is initiated, which of the following will be the appropriate effect on incidence and prevalence? A- Both incidence and … Read more