1
Anatomy and Embryology
Peripheral nerve anatomy and injury localization | Upper limb muscle function and clinical testing | Embryonic development and structural derivatives
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NBCE Part I Free Practice Test
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After a midshaft humeral fracture, a patient cannot extend the wrist and has reduced sensation over the dorsal first web space. Which nerve is most likely injured?
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NBCE Part I
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Exam Syllabus
Core NBCE Part I topics
2
Physiology and Chemistry
Membrane excitability and nerve conduction | Endocrine regulation of metabolism and electrolytes | Bioenergetics, enzymes, and acid-base chemistry
3
Pathology and Microbiology
Cell injury, necrosis patterns, and inflammation | Fluid dynamics in edema and effusion formation | Microorganism identification and infection mechanisms
4
Spinal Anatomy and Applied Foundations
Vertebral and intervertebral disc structure and herniation mechanics | Spinal ligaments, dermatomes, and segmental innervation | Spinal cord tract anatomy and upper versus lower motor neuron signs
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Open practice questions, flashcards, study notes, mind maps, and your progress dashboard from any phone, tablet, or laptop. There is no app to install and no menu hunting—continue where you left off in one click.
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Exam readiness, made clear
See if you are ready for exam day.
Every answer updates your topic mastery, timing, score trend, and missed-question review for NBCE Part I, so you can spend less time guessing and more time fixing what could cost you points.
- Know what to study next
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- Build confidence from real practice results
- Readiness score
- 82%Readiness score
- Weakest topic to review
- NextWeakest topic to review
- Missed questions repeated
- AutoMissed questions repeated
Your exam readiness
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Your exam readiness
NBCE Part I
82%
84.2%Accuracy
51sAvg pace
18dStudy streak
73Flagged
Are your mock scores improving?
Core knowledge88%
Applied practice76%
Ethics & safety64%
Video course preview
NBCE Part I video course
Chiro Board Exam brings guided video study, worked examples, and exam-style practice into one study flow.
Core exam topics
Work through the syllabus in a clear sequence.
Worked examples
See how the method applies before you practise.
Mock debriefs
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Knowledge for better care
Niche-specific toolsDownloadable PDF Lifetime access
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Turn dead time into NBCE Part I study time
The full study dashboard works just as well on a phone. On the commute, in a queue, on a lunch break, waiting at the school gate — five or ten minutes is enough to finish a question set, run a few flashcards, or clear some wrong answers. You never have to wait for a free evening to make progress.
- Fit a question set into your commute
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Learner reviews
What learners say about the NBCE Part I practice tools
Feedback from learners using Chiro Board Exam to make NBCE Part I preparation more focused and manageable.
4.9/5
from 400+ reviews
Priya R.
Chiro Board Exam learner
“While preparing for NPI, I keep a small list of mistakes from Anatomy and Embryology. Reviewing why each answer went wrong keeps my study sessions more focused than simply rereading notes.”
Tom H.
Chiro Board Exam learner
“Great NPI prep. Chiro Board Exam was clear and easy to use!”
Chris D.
Chiro Board Exam learner
“For NPI, Physiology and Chemistry was the area I kept postponing. Breaking it into a few practice questions at a time makes the material much easier to revisit after work.”
Marcus T.
Chiro Board Exam learner
“My NPI routine is simple: one timed set, a short break, then a careful review of Pathology and Microbiology. The explanations show whether I understood the idea or just guessed well.”
Grace L.
Chiro Board Exam learner
“The NPI practice questions kept my review focused.”
Sofia L.
Chiro Board Exam learner
“I use lunch breaks to review Spinal Anatomy and Applied Foundations for NPI. Short sessions work better for me because I can focus on one weak area without trying to cover the whole syllabus at once.”
Dana W.
Chiro Board Exam learner
“The hardest part of NPI prep for me is keeping similar ideas in Anatomy and Embryology separate. I now write one-line comparisons after each practice set, which makes the next review much clearer.”
Victor S.
Chiro Board Exam learner
“Chiro Board Exam made NPI prep simple and easy to follow.”
Amara K.
Chiro Board Exam learner
“I am still working through NPI, especially Physiology and Chemistry. Going back through missed questions slowly has shown me which details I rush past when I practice under time pressure.”
Leo F.
Chiro Board Exam learner
“NPI review felt much more manageable with these tools.”
Recorded customer testimonials
“The practice questions mirrored real exams with comprehensive explanations.”
“The well-structured practice questions help me prepare for the exam conveniently.”
“The practice questions, key study notes, and supportive staff all help me pass the exam. The best thing is the questions are well structured and similar to the ones on the exam.”
“the practice questions are helpful similar to the topics covered in the real exams i love the detailed explanation provided right after each question”
“The practice questions are superbly crafted, making exam preparation a breeze. The explanations provided after this question are like gold dust.”
“the practice questions are incredibly helpful, closely resembling the real exam scenarios. There are very detailed explanations provided and actually studying has never been this efficient.”
“Can’t I Just Study on My Own?”
Of course you can. Any exam can be prepared for independently. But you’ll spend weeks extracting key concepts from dense manuals, guessing which topics are actually tested, and hoping you covered enough.
Or you can let our full-time exam team do that heavy work for you — so you can focus on practice, pass on your first attempt, and spend your evenings with friends and family instead of buried in textbooks.
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FAQ
Common questions about NBCE Part I
Is this the official NBCE Part I sample test?
No. It is an original 20-item preview that checks supporting knowledge and reasoning. It is not a full simulation, does not reproduce official questions, and does not predict a score.
Why does this page list four topics when NBCE describes six domains?
The four labels on this page combine content. NBCE identifies six domains: General Anatomy, Spinal Anatomy, Physiology, Chemistry, Pathology, and Microbiology. Use the current six-domain test plan for study planning.
Should I memorize the stated passing score and fee?
Use the supplied pages for orientation, but do not treat administrative numbers as permanent study facts. The pages state a minimum passing score of 375 and a $710 fee; verify current eligibility, fees, dates, and rules with NBCE before applying.
How much calculation is required in chemistry and physiology?
Expect simple applied arithmetic rather than advanced mathematics. Practice enzyme-rate ratios, buffer calculations in acid-base physiology, estimated acid-base compensation, and unit checks. Show the setup, then compute; do not rely on remembered answer choices.
Can this preview substitute for open-task or practical practice?
No. The multiple-choice items check supporting knowledge only. The integrated case in the guide gives representative open-task practice in lesion localization, tract reasoning, edema mechanisms, organism identification, and red-flag recognition, but it is not a clinical skills simulation.
What am I paying for, and why choose Premium over free resources?
When you’re preparing for an exam, the cost goes beyond study materials. It’s the evenings spent searching for answers, the uncertainty about whether you’re covering the right topics, and the possibility of paying for another exam attempt. Premium gives you a focused way to prepare. Practice questions and explanations help you check your understanding. Wrong-answer review and progress tracking show where to focus next. Flashcards, spaced repetition and timed mocks help you revisit difficult material and practise answering under pressure. The goal is to make your limited study time count—and build confidence from what you can actually answer, rather than how many hours you’ve spent reading. Better preparation can help reduce the risk of a costly retake and the extra time away from work, family or other goals. Think of Premium as an investment in your preparation and professional development: one organised system to help you use your time more effectively and approach exam day with greater confidence. Choose the certification and access period you need, with a one-time payment and no recurring subscription.
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