Free Questions and Answers for All Medical Students all over the World
Immunology is tested heavily on USMLE Step 1. This page collects every immunology practice question on the site, including questions from mixed review sets.
High-yield immunology topics
• Immunodeficiencies: CGD, Wiskott-Aldrich and Chédiak-Higashi
• Leukocyte adhesion deficiency
• Hypersensitivity reactions
• Transplant immunosuppressants: tacrolimus and mycophenolate
• Autoantibodies in Graves disease and myasthenia gravis
Try each question before opening the answer, then read the explanation even when you get it right. Each post has 3–8 exam-style questions with answers and short explanations written by Dr. Ray Makar.
Want hundreds more? See the Repeated USMLE Questions eBook series on Amazon.
Step 1 practice questions with answers: pancreatic insufficiency in cystic fibrosis, the thymus in myasthenia gravis, and the neural crest origin of pheochromocytoma.
Five Step 1 questions with answers: NADPH oxidase in chronic granulomatous disease, polymyositis, Graves disease antibodies, Alport syndrome, and omeprazole.
Five Step 1 questions with answers: vitamin D in chronic kidney disease, smooth muscle contraction, TAP transporter defects, irreversible enzyme inhibitors, and oxidative phosphorylation.
Five Step 1 questions with answers: CD18 and leukocyte adhesion, thiamine deficiency enzymes, use-dependent sodium channel blockers, 21-hydroxylase deficiency, and G protein signaling.
Step 1 practice questions with answers: the WASP gene in Wiskott-Aldrich syndrome, the continuous murmur of patent ductus arteriosus, and Graves disease antibodies.
Step 1 practice questions with answers: buprenorphine as a partial opioid agonist, hyaline arteriosclerosis in hypertension, and phagolysosome defects in Chédiak-Higashi syndrome.