Free Physiology MCQs with Answers
437 free Physiology MCQs organised topic by topic, each with the correct answer and a written explanation of why that answer is correct. Unlimited attempts, no fee and no account needed.
Physiology is examined by 6 of the exams on TestUstad, USMLE Step 1, FCPS Part 1, PLAB 1 and AMC MCQ among them, and all of them draw the same bank. A Physiology fact does not change between papers, so one page prepares you for every exam that asks it.
Systemic physiology at MBBS level, as tested on Medical Officer, NLE and FCPS Part 1 papers.
437
Free MCQs
9
Topics
6
Exams testing it
up to 20 MCQs a paper
437
With explanations
Physiology topic-wise MCQs
All 9 topics of Physiology, in syllabus order with the depth of the bank behind each one. Tap a topic to practise it on its own. If you are short of time, start with Blood and Immunity, Endocrine Physiology and Neurophysiology.
No solved Physiology papers have been counted yet, so the share column is each topic's share of the Physiology bank rather than of a real paper. It tells you where the practice material is deepest, which is not the same as where the marks are.
| Topic | MCQs | Share of bank | Priority |
|---|---|---|---|
| Cell and General Physiology | 31 | 7% | Standard |
| Blood and Immunity | 81 | 19% | Critical |
| Cardiovascular Physiology | 43 | 10% | Important |
| Respiratory Physiology | 46 | 11% | Important |
| Renal Physiology | 39 | 9% | Standard |
| Gastrointestinal Physiology | 44 | 10% | Important |
| Endocrine Physiology | 74 | 17% | Critical |
| Neurophysiology | 64 | 15% | Critical |
| Reproductive Physiology | 15 | 3% | Standard |
Exams that test Physiology
Every exam on TestUstad that examines Physiology, and how much of each paper it is worth. The weightage is what decides how much of your preparation Physiology deserves: at 20 of 100 MCQs it is 20% of the USMLE Step 1 paper on its own.
Physiology in government job tests
| Exam | Physiology MCQs | Share of paper |
|---|---|---|
| MO Physiology MCQs Medical Officer Test. Conducted by Public Service Commissions. | 15 | 15% |
Physiology in licensing exams
| Exam | Physiology MCQs | Share of paper |
|---|---|---|
| USMLE Step 1 Physiology MCQs USMLE Step 1. Conducted by NBME / FSMB (ECFMG for international graduates). | 20 | 20% |
| FCPS Part 1 Physiology MCQs FCPS Part 1. Conducted by College of Physicians and Surgeons Pakistan. | 20 | 20% |
| PLAB 1 Physiology MCQs PLAB 1. Conducted by General Medical Council (UK). | 20 | 20% |
| AMC MCQ Physiology MCQs AMC CAT MCQ Examination. Conducted by Australian Medical Council. | 20 | 20% |
| NLE Physiology MCQs National Licensing Examination. Conducted by Pakistan Medical and Dental Council. | 18 | 18% |
How to prepare Physiology for your test
Work one topic at a time, not the whole subject. Reading Physiology end to end feels productive and is the slowest way to raise a score. Pick a single topic, solve its MCQs until you are consistently above 80 percent, and only then move on. There are 9 to get through.
Read the explanation on every question you get wrong. This is the whole reason to practise online rather than from an answer key. A wrong answer is only useful if it tells you which fact you were missing, so every Physiology MCQ here carries a written explanation and no question can be published without one.
Start where the marks are. Blood and Immunity, Endocrine Physiology and Neurophysiology carry the most Physiology material in the bank. A weak topic near the top of the table above costs you more marks than a weak one near the bottom, so the order you revise in matters as much as the hours you put in.
Finish with mixed, timed practice. Recalling a fact under the clock is a different skill from recognising it while you revise, and it is the one the paper actually tests. Once several topics feel solid, sit a timed test that mixes them rather than practising one topic at a time.
What is in the Physiology question bank
437 published Physiology MCQs, every one of them carrying the correct answer and a written explanation. 1 of them are tagged with the year of the real paper they came from; the rest are written to the same syllabus and the same style.
Physiology preparation by exam
Each exam hub adds the things that are true of that paper alone: its pattern, its subject weightage, its solved past papers and a study plan built around its date.
Physiology MCQs: frequently asked questions
Are these Physiology MCQs free?
Yes. Every Physiology MCQ on TestUstad is free to read and practise, with unlimited attempts, no daily limit and no account required. There is no trial that expires and no paywall on the question bank. Only full-length mock tests and long-term progress tracking are paid.
Do the Physiology MCQs come with answers and explanations?
Yes. Every Physiology question shows the correct answer and a written explanation of why that option is correct, not just an answer key letter. A question cannot be published on TestUstad without an explanation.
How many Physiology MCQs are there?
There are 437 published Physiology MCQs on TestUstad, organised across 9 chapters. All of them are free, and new questions are added regularly.
Are the Physiology MCQs chapter-wise?
Yes. The Physiology MCQs are split into 9 chapters so you can practise one chapter at a time instead of working through the whole subject. You can also practise every Physiology question together from the "All MCQs" page.
Which exams do these Physiology MCQs help with?
The same Physiology bank is used for every exam that tests Physiology, including USMLE Step 1, FCPS Part 1, PLAB 1, AMC MCQ, NLE, MO. A Physiology question does not change between exams, so practising here prepares you for all of them at once.
Are these Physiology MCQs only for USMLE Step 1?
No. USMLE Step 1 is the paper that carries the most Physiology, at 20 of its 100 MCQs, but the same Physiology bank is drawn by every other exam that examines the subject, including FCPS Part 1, PLAB 1, AMC MCQ, NLE, MO. Nothing here is written for one paper: a Physiology fact is the same fact whichever exam asks it, so you can prepare for all of them from this one page.
Which Physiology chapters are most important?
Blood and Immunity, Endocrine Physiology, Neurophysiology, Respiratory Physiology, Gastrointestinal Physiology carry the most Physiology questions in the TestUstad bank. No solved Physiology papers have been counted yet, so treat that as a guide to where the practice material is deepest rather than as a measured paper ranking.
Are these Physiology MCQs from past papers?
1 Physiology MCQs on TestUstad carry the year of the real paper they came from, and the rest are written to the same syllabus and the same style. Every one of them is solved online with the correct answer and an explanation instead of being handed to you as a PDF, so the paper is something you sit rather than something you read.
How should I prepare Physiology for a test?
Work one chapter at a time rather than reading the whole subject end to end. Solve that chapter's MCQs until you are consistently above 80 percent, read the explanation on every question you get wrong, and move on only then. There are 9 Physiology chapters to get through. Once several chapters feel solid, sit a timed test that mixes them, because recalling a fact under the clock is a different skill from recognising it while you revise.
Do I need to sign up to practise Physiology MCQs?
No. You can practise Physiology MCQs on TestUstad without creating an account, without giving an email address and without a card. An account only saves your history and progress across sessions.