Koydo
CDLNCLEXIELTSOpen Koydo

NCLEX-RN · Respiratory Nursing · Brazil

Respiratory Nursing for the NCLEX-RN Exam — Brazilian candidates

9% of the NCLEX-RN test plan. Airway management, ABG interpretation, COPD/asthma management, pneumonia care, and chest tube nursing are core Physiological Adaptation content. Calibrated for Brazilian candidates.

If you have already studied this content from a textbook, you know the material. The question this page answers is whether you can apply it under exam conditions. Respiratory Nursing sits at roughly 9% of the National Council Licensure Examination for Registered Nurses content distribution — Respiratory failure is a top NCLEX priority topic. The exam tests recognition of impending airway compromise, correct interpretation of ABGs (especially mixed disorders), and appropriate use of low-flow vs. high-flow oxygen delivery devices. Pass rates for the NCLEX-RN are published annually by the awarding body and vary by cohort and locale. For Brazilian candidates preparing for NCLEX-RN, the calibration of study to local context matters: ENEM is Brazil's national entrance exam. For international study, IELTS and TOEFL dominate; CDL US licensure is a growing cross-border opportunity.

Pass rates for NCLEX-RN (Brazil) are published periodically by the awarding body.

Common failure modes

These are the patterns that cause most candidates to lose marks on this topic. Recognising them in advance is half the work.

  • !Giving high-flow oxygen to a COPD patient and missing the hypoxic-drive risk (target SpO2 88–92%)
  • !Mistaking respiratory acidosis (high PaCO2, low pH) for metabolic acidosis (low HCO3)
  • !Disconnecting a chest tube without clamping briefly and submerging in sterile water
  • !Forgetting to stop tube feedings 30–60 minutes before suctioning to prevent aspiration

Study tips

  • 1Drill ABG interpretation in 4 steps: pH, PaCO2, HCO3, then determine compensation. Practice 50 ABGs.
  • 2Memorize asthma severity classifications and stepwise treatment per GINA guidelines.
  • 3Know chest tube safety: bubbling in water seal = air leak; tidal swing = correct placement; sudden absence of tidaling = obstruction or lung re-expansion.
  • 4Pneumonia: empiric coverage for CAP differs from HAP/VAP — know the priority cultures and antibiotic windows.
  • 5Brazilian candidates preparing for NCLEX-RN should account for visa-processing timelines if testing abroad — most U.S. test centres require a B1/B2 visa appointment scheduled 90+ days in advance.

Sample NCLEX-RN Respiratory Nursing questions

These sample items mirror the format and difficulty of real NCLEX-RN questions. Practice with thousands more on the free Koydo question bank.

  1. 1

    A client with COPD has SpO2 of 88% on room air. Which oxygen delivery method is most appropriate initially?

    • ANon-rebreather mask at 15 L/min
    • BNasal cannula at 2 L/minCorrect
    • CBiPAP
    • DVenturi mask at 50% FiO2
    Why this answer?

    COPD patients rely on hypoxic drive — the target SpO2 is 88–92%, not 100%. Start with low-flow nasal cannula at 1–2 L/min and titrate up. Aggressive oxygen delivery (NRB or 50% Venturi) can suppress the hypoxic drive and cause CO2 retention.

Frequently asked questions

When is BiPAP indicated for COPD?
BiPAP is indicated for acute hypercapnic respiratory failure (PaCO2 > 45 mmHg with pH < 7.35) when the patient is alert and able to protect their airway. It reduces intubation rate and mortality in COPD exacerbations.
What is the NCLEX-RN pass rate for Brazilian candidates?
Pass rates for NCLEX-RN candidates in Brazil are published periodically by the awarding body. Practice questions, full-length simulations, and weak-area drills are the highest-impact way to improve your odds.
How long should Brazilian candidates study Respiratory Nursing for the NCLEX-RN?
For most candidates, focused mastery of Respiratory Nursing requires 20–40 hours of deliberate practice — drilling sample questions, reviewing failure modes, and timing yourself against exam conditions. ENEM is Brazil's national entrance exam. For international study, IELTS and TOEFL dominate; CDL US licensure is a growing cross-border opportunity. Combine Respiratory Nursing study with full-length mock exams in the final two weeks before your test date.

Practice NCLEX-RN questions free with Koydo.

NGN clinical-judgment items, pharmacology, and 6,000+ questions calibrated to the 2024 NCSBN test plan.

Start free NCLEX practice →Practice this topic with AI

Related study guides