MCCQE Part 1 — Physiology MCQs
Practice 5 Physiology past-paper MCQs for MCCQE Part 1, each with a detailed explanation and reference. Try free samples below, then start a full quiz.
Physiology is a core part of the MCCQE Part 1 syllabus. HighYield's Physiology question bank collects 5MCQs modelled on real past papers, so you practise the exact style and difficulty you'll face on exam day. Every question comes with a worked explanation and a subject reference, so you learn why an answer is right — not just which option to pick.
Work through Physiology in Tutor mode to learn as you go, or switch to Timed mode to simulate real exam pressure. Your accuracy is tracked per subject, so you always know whether Physiology is a strength to maintain or a weak area to drill.
Sample Physiology Questions
A trauma patient with hemorrhagic shock develops multiorgan failure in the ICU. His plasma phosphate, initially normal, rises progressively to 6.0 mg/dL over the following days. Failure of which organ most likely explains this?
- A.Heart
- B.Liver
- C.Lungs
- D.Kidneys
A 45-year-old man presents with weakness, fatigue, and near-syncope on standing. Labs show sodium 128, potassium 5.2, bicarbonate 17, and urea nitrogen 45. Addison disease is suspected. Which physical exam finding would most support this diagnosis?
- A.Multiple spider angiomas
- B.A large, furrowed tongue
- C.Protruding eyeballs
- D.Black freckling of the shoulders (hyperpigmentation)
A 55-year-old woman with atrial fibrillation from mitral regurgitation, on subtherapeutic anticoagulation, develops sudden severe pain and numbness in a gray, cool right foot with absent pedal pulses. What is the most appropriate immediate action?
- A.Urgent evaluation by vascular surgery now
- B.Have her seen in clinic within a week
- C.Neurology referral within the next few days
- D.MRI of the head that day
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