NBCE Cheat Sheet 2026

The 30 highest-yield NBCE facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Phalen's test is performed by: → Holding both wrists in sustained flexion for 60 seconds
2. What is the minimum passing score required on each NBCE written examination (Parts I–III)? → 375
3. Institutional Review Board (IRB) approval is primarily required to: → Protect the rights and welfare of human research subjects
4. What is the significance of documentation in Chiropractic Techniques? → It provides a record for accountability, quality assurance, and legal compliance
5. Which of the following is typically included in the NBCE’s policies regarding exam security? → Implementing strict measures to prevent cheating and fraud
6. In research ethics, the principle of beneficence requires that investigators: → Maximize benefits and minimize harms to research subjects
7. Which standard requires that NBCE examination items be reviewed for cultural, racial, and gender bias? → Item fairness and sensitivity review
8. The Microbiology and Public Health section of NBCE Part I is most likely to include questions on: → Infectious disease mechanisms, immunology, and epidemiology
9. Which NBCE Part focuses exclusively on diagnostic imaging and X-ray interpretation? → Part II
10. What is the significance of documentation in Spinal Anatomy? → It provides a record for accountability, quality assurance, and legal compliance
11. Which sampling method ensures every member of a population has an equal chance of being selected? → Simple random sampling
12. NBCE examination results are reported on a scale of 200–800. What does a score of 200 represent? → The minimum score achievable on the scale (floor)
13. Which NBCE policy document outlines the rights and responsibilities of examination candidates prior to testing? → Candidate Handbook / Examinee Agreement
14. Which NBCE examination is computer-based and tests clinical skills in a simulated patient encounter format? → Part IV (SPEC)
15. A chiropractic researcher uses a crossover design, which means: → Each participant serves as their own control by receiving both treatments sequentially
16. NBCE uses which type of scoring model to ensure fairness across different exam administrations? → Criterion-referenced scaled scoring with equating
17. A positive Babinski sign (upgoing plantar response) in an adult indicates: → Upper motor neuron lesion involving the corticospinal tract
18. An odds ratio of 1.0 in a case-control study indicates: → No association between the exposure and the outcome
19. How is the NBCE Part IV (SPEC) score reported? → As a pass/fail result only
20. In Part IV of the NBCE exams, which of the following scenarios might a candidate be asked to address? → Evaluating and managing a complex clinical case
21. What is the most important foundational concept in Diagnostic Imaging? → Understanding core principles and their practical application in Diagnostic Imaging
22. A chiropractic student fails one section of an NBCE part examination. Under standard NBCE policy, what typically happens? → Only the failed section must be retaken
23. A patient presents with sudden onset of the 'worst headache of their life.' This presentation is most concerning for: → Subarachnoid hemorrhage
24. How does the NBCE use feedback from examination candidates? → To develop new test items and improve exam content
25. Construct validity in chiropractic outcomes research refers to: → Whether an instrument truly measures the theoretical construct it claims to measure
26. NBCE examination content is classified as confidential. Candidates who share test content online violate: → NBCE Candidate Agreement and potentially federal intellectual property law
27. Which nerve roots mediate the patellar (knee jerk) reflex? → L3-L4
28. A chiropractic student preparing for NBCE Part III should expect the examination to heavily emphasize: → Clinical vignettes requiring integrated diagnosis and management decisions
29. Which level of evidence is HIGHEST in the evidence hierarchy for evaluating chiropractic interventions? → Systematic review with meta-analysis of RCTs
30. An upper motor neuron (UMN) lesion characteristically produces which clinical finding? → Hyperreflexia and spasticity