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MCAT CARS: What you need to know

What the MCAT CARS section tests, how it’s built (53 questions, nine passages, 90 minutes), and tips to raise your score.
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Rita Zhang
04 Nov 2025, 5 min read
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For students pursuing medical school in the U.S. and Canada, the Medical College Admission Test (MCAT) remains a pivotal component of the application process. A particularly distinctive part of this exam is the Critical Analysis and Reasoning Skills (CARS) section, commonly referred to as MCAT CARS or CARS MCAT. Standing out as both unique and challenging, the CARS section does not measure scientific knowledge. Instead, it evaluates crucial reasoning and critical thinking abilities that are foundational for high performance in medical education and beyond. Excelling in CARS can have a significant impact on overall MCAT scores, influencing how closely a test taker may approach the highest MCAT score and shaping their applications for top-tier medical schools.

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What is MCAT CARS?

Despite the acronym, CARS has nothing to do with hubcaps or steering wheels: as mentioned above, CARS stands for Critical Analysis and Reasoning Skills. This section of the MCAT is specifically designed to assess the critical analytical and reasoning skills necessary for medical school and a successful medical career. Understanding the unique demands of CARS is vital for strong overall performance. Unlike the other MCAT sections, CARS does not test scientific concepts from biology, chemistry, or physics courses. Instead, it measures how effectively you can comprehend complex reading passages, analyze arguments, draw logical inferences, and apply advanced critical reasoning skills, all under strict time constraints.

Developing strong analytical and reasoning skills is necessary not only for maximizing your MCAT CARS performance but also for excelling in medical practice. Physicians utilize these cognitive skills every day, whether they’re evaluating clinical studies, making evidence-based decisions, or clearly communicating with patients and peers. The ability to dissect intricate arguments, recognize underlying assumptions, consider conflicting perspectives, and transfer information to new medical scenarios is indispensable for success in both academic medicine and clinical settings. Mastering the CARS section can prepare you for future challenges in your medical journey.

Key features of CARS

Here are the basics of the CARS section.

  • Number of questions: 53
  • Number of passages: Nine, with five to seven questions each
  • Time allotted: 90 minutes
  • Topics covered: Humanities and social sciences, about 50% each (including philosophy, ethics, literature, studies of diverse cultures, political science, and history)

Achieving a good MCAT score requires mastering the CARS section, which features passages that are typically dense, abstract, and written in sophisticated or even archaic language. Unlike the science sections, where formulaic problem-solving can sometimes be applied, the CARS section demands flexible analytical thinking and the ability to handle ambiguity.

Although CARS does not focus on scientific content, many students consider it one of the most challenging sections of the MCAT. This is largely because it tests skills such as critical reading, logical reasoning, and argument analysis, all abilities often underdeveloped in science-heavy pre-med coursework. As a result, students approach CARS preparation like training for a new sport: through consistent practice, exposure to complex texts, and developing the mindset of a philosopher or social scientist.


What does CARS test?

CARS isn’t focused on rote memorization; instead, the Critical Analysis and Reasoning Skills section evaluates how you process information and apply related skills. This section measures three skills, with AAMC’s approximate share of questions for each:

  • Foundations of Comprehension (30%): Understanding the main idea, tone, and overall purpose is essential for demonstrating strong critical analysis and reasoning skills.
  • Reasoning Within the Text (30%): Breaking down complex arguments, identifying underlying assumptions, and assessing evidence.
  • Reasoning Beyond the Text (40%): Effectively applying concepts from the passage to new scenarios or unfamiliar contexts highlights advanced reasoning abilities.

CARS frequently presents passages that are dense, rigorous, and rooted in unfamiliar subjects. This deliberate complexity mirrors the challenges medical professionals face when engaging with intricate research articles, complex texts, and new perspectives in their daily practice.


Why is CARS important?

Medical schools value CARS because it mirrors the reading, reasoning, and decision-making skills doctors use daily.

Success in CARS suggests a candidate has the intellectual agility to:

  • Interpret diverse perspectives
  • Navigate ambiguity
  • Communicate clearly and persuasively
  • Critically evaluate complex information

These skills are essential for everything from reading medical journals to making patient care decisions.

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Tips for succeeding in CARS

Here are three tips to help you prepare for CARS.

  1. Avoid outside knowledge: Focus exclusively on the information provided in each MCAT CARS passage, even if you know more about the subject outside of the test.
  2. Manage time wisely: Allocate around 10 minutes per CARS passage, including time for answering questions.
  3. Read, read, read: One of the best preparation strategies is to test yourself with practice questions and become familiar with the style of CARS passages. Outside of preparing for the MCAT, keep your brain sharp by seeking out sophisticated, high-level reading materials that interest you and devote time to reading for pleasure each day.

Build these habits into your MCAT study plan.


Wrapping up

The MCAT CARS section can seem daunting, but it offers a valuable opportunity to display your critical thinking skills, skills vital for earning a competitive MCAT score and for success in medical school. By practicing regularly and preparing strategically, you can face CARS passages confidently and demonstrate the analytical abilities medical schools seek. Don’t let CARS fall by the wayside in your MCAT preparation: make sure you devote as much time to this content area as you would to more science-heavy sections to achieve the highest score possible. And remember, success in CARS extends beyond the test, helping you develop the skills necessary to be an analytically minded, quick-thinking, and empathetic practitioner.

Rita Zhang's profile picture
Rita Zhang
04 Nov 2025, 5 min read
Becca Güler, EdD's profile picture
Becca Güler, EdD
Reviewer
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