Practise Therapist Multiple-Choice (TMC) Examination with a short sample and answer explanations. These are independent learning materials, not official exam questions or a pass prediction.
Exam outline and official sources
National Board for Respiratory Care, Inc. (NBRC) · TMC Detailed Content Outline, effective January 2020 and currently applicable through December 31, 2026; verified on October 12, 2026. The workbook label 'National Board for Respiratory Care' names the awarding body rather than an examination. This collection maps that generic label to NBRC's current general entry-to-practice Therapist Multiple-Choice Examination, identified in its official handbook and RRT examination page. The assigned slug is preserved. The Respiratory Therapy Examination taking effect January 1, 2027 is a replacement examination and is not the blueprint used here.
This original 20-question sample covers selected topics across the outline. It does not reproduce official exam questions or cover every tested topic.
- Therapist Multiple-Choice Examination: Detailed Content Outline
- NBRC Content Outlines
- Registered Respiratory Therapist (RRT)
- NBRC Candidate Handbook
- AARC Clinical Practice Guideline: Patient-Ventilator Assessment (2024)
- Standardization of Spirometry 2019 Update: Official ATS/ERS Technical Statement
- AARC Clinical Practice Guidelines: Artificial Airway Suctioning (2022)
- AARC Clinical Practice Guideline: Spontaneous Breathing Trials for Liberation From Adult Mechanical Ventilation (2024)
- Official ERS/ATS Clinical Practice Guidelines: Noninvasive Ventilation for Acute Respiratory Failure (2017)
- CDC Clinical Guidance for Carbon Monoxide Poisoning Following Disasters and Severe Weather
- CDC Tuberculosis Infection Control
- CDC Transmission-Based Precautions
- CDC Standard Precautions for All Patient Care
- AARC Clinical Practice Guideline: Blood Gas Analysis and Hemoximetry (2013)
- DailyMed: Fluticasone Propionate HFA Prescribing Information
- DailyMed: Fluticasone Propionate DISKUS Prescribing Information
- 2025 AHA/AAP Guidelines, Part 5: Neonatal Resuscitation
- American Thoracic Society: Oxygen Therapy
- NHLBI Expert Panel Report 3: Guidelines for the Diagnosis and Management of Asthma (2007)
- Hamilton Medical: HAMILTON-C3 Operator’s Manual, SW v2.0.x, document 624446/04
Therapist Multiple-Choice (TMC) Examination
Start with 20 free questions, then review the explanations and any topics you missed.
An arterial blood gas shows pH 7.26, PaCO2 60 mmHg and HCO3− 26 mmol/L. Reference ranges are pH 7.35–7.45, PaCO2 35–45 mmHg and HCO3− 22–26 mmol/L. Which primary acid-base disturbance best fits these results?
Therapist Multiple-Choice (TMC) Examination
Flashcards
Patient Data
I.D — Procedure-result evaluation: spirometry measurements
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