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RT exam study guides

Free, sourced guides for the 2027 NBRC Respiratory Therapy Examination, from a practicing respiratory therapist.

What changes on the 2027 NBRC RT exam

The TMC and CSE become one Respiratory Therapy Examination on Jan 4, 2027: 185 items, 4 hours, two cut scores for CRT and RRT. Key dates and facts, sourced from nbrc.org.

From the clinical simulation exam to RTE clinical judgment

The NBRC Clinical Simulation Exam ends; the 2027 RT exam tests clinical judgment with 60 multiple-choice items. The breakdown by patient type, judgment type, and setting, from the NBRC outline.

TMC vs RTE: cut scores and format

Side-by-side comparison of the NBRC TMC, CSE, and the 2027 Respiratory Therapy Examination: item counts, time limits, cut scores, CRT vs RRT, fees, and retake rules, sourced from nbrc.org.

Top 25 ABG and ventilator concepts for the RRT

The 25 ABG and mechanical ventilation rules RRT candidates use most: Winter's formula, alveolar air equation, PBW, plateau vs peak, compliance, driving pressure, auto-PEEP, NIV, RSBI. With sources.

Free RRT practice questions

Free RRT / RTE practice questions with answers and explanations, written to the 2027 NBRC content outline. 5 sample items here, 50 more free in the app with no account.

Practice it now. Try 50 free practice questions, including 3 full clinical-judgment cases. No account or card needed.
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Exam facts on this page come from nbrc.org and were last checked on October 30, 2026. The NBRC can change its policies at any time, so confirm details on nbrc.org before you apply or test. Written by Noel Navarro, a practicing respiratory therapist who built TidalPrep.