Register
Question 1
Why is weight gain a common occurrence among participants in a smoking cessation program?
Correct Answer:
A decrease in metabolism
Explanation:
Weight gain is often seen in individuals participating in smoking cessation programs primarily due to a decrease in metabolism. When a person stops smoking, their body may experience changes in metabolic rate as it adapts to functioning without nicotine. Nicotine is known to have a stimulatory effect on metabolism, and when that is removed, metabolic processes can slow down. This reduction in metabolic rate may make it more challenging for individuals to maintain their previous weight as they may not burn calories as efficiently as they did while smoking. In addition to metabolic changes, individuals may also find that their appetite increases after quitting, which can further contribute to weight gain. The combination of a slowed metabolism and potentially increased caloric intake often leads to weight gain among those who are trying to quit smoking.
Question 2
What is the correct interpretation of a decreasing cardiac index in a patient receiving mechanical ventilation?
Correct Answer:
Cardiac index is decreasing
Explanation:
In the context of a patient receiving mechanical ventilation, a decreasing cardiac index indicates that the efficiency of the heart to pump blood relative to body surface area is declining. The cardiac index is determined by dividing cardiac output (the amount of blood the heart pumps in a minute) by the body surface area. When the cardiac index decreases, it suggests that either the cardiac output is decreasing, the patient’s body surface area is relatively stable or growing, or a combination of both. This could occur due to increased intrathoracic pressure from mechanical ventilation, leading to decreased venous return to the heart, diminished stroke volume, and consequently a decreased cardiac output and cardiac index. Understanding the implications of a decreasing cardiac index is crucial for patient management. It typically signals potential issues with circulatory status that may need to be addressed through volume resuscitation, adjusting ventilatory settings, or assessing for further complications. In essence, a decrease in the cardiac index reflects a compromised hemodynamic status rather than improvements in ventilation or oxygenation.
Question 3
In reviewing ventilator settings, if peak pressure is increasing while plateau pressure is stable, what does this indicate?
Correct Answer:
The patient needs suctioning
Explanation:
When peak pressure is increasing while plateau pressure remains stable, it suggests that there is a change in the resistance to airflow within the airways. Since the plateau pressure reflects the pressure required to distend the lungs without the influence of airway resistance, a stable plateau pressure indicates that lung compliance is not deteriorating. However, the increase in peak pressure, which encompasses both resistance in the airways and compliance of the lungs, signals an increase in airway resistance. This condition can occur due to several factors, one of which is mucus plugging or secretions in the airways, which would necessitate suctioning to clear these obstructions. Thus, the interpretation of increasing peak pressure with stable plateau pressure points towards the need for suctioning in order to maintain adequate ventilation and relieve any potential obstruction in the airways.
Question 4
In a post-operative patient with a fenestrated tracheostomy tube, what is the most likely reason for a cuff pressure of 32 cmH2O with a minimal leak?
Correct Answer:
Tube is too small
Explanation:
In a post-operative patient with a fenestrated tracheostomy tube, a cuff pressure of 32 cmH2O with a minimal leak suggests that the cuff is adequately inflated to provide a seal without excessive pressure that could compromise the trachea. When considering why the cuff pressure is at this level, the size of the tube plays an essential role. A cuff pressure that indicates a minimal leak often signifies that the cuff is working efficiently to prevent air from escaping during ventilation. If the tube were too small, it is possible that the cuff would not be able to achieve adequate sealing characteristics, leading to a more pronounced leak instead of just a minimal one. Thus, having an appropriately sized tube is critical in ensuring that the cuff can maintain the right pressure. A more inflated cuff would not typically result in a minimal leak alongside a measured cuff pressure—instead, it would be more likely to show significant leakage. Furthermore, options regarding the obturator or positioning of the tube in the bronchus would present different clinical signs and implications, rather than influencing cuff pressure in this manner. Therefore, the identification of the tube size as the reason for the cuff pressure aligns with the physiological expectations for cuff function, especially in terms of achieving an appropriate seal in relation
Question 5
During a home visit for a child with asthma, what is an effective measure to reduce triggers in the home?
Correct Answer:
Wash bed coverings with hot water
Explanation:
Washing bed coverings with hot water is an effective measure to reduce asthma triggers in the home, particularly dust mites, which are a common allergen for many individuals with asthma. Dust mites thrive in warm, humid environments and often inhabit bedding, pillows, and other fabric items. By washing bed linens, pillowcases, and other washable bedding in hot water (ideally at temperatures of at least 130°F or 54°C), it helps to kill dust mites and remove their waste products, which can exacerbate asthma symptoms. This method is straightforward and can be easily integrated into regular household cleaning routines, making it a practical solution for asthma management. Keeping bedding clean and free of allergens directly supports the health of the child by minimizing potential triggers in their sleep environment. In contrast, while placing stuffed animals in the freezer can be a part of a strategy to control dust mites, it is less effective overall compared to washing bed coverings frequently. Maintaining 60% humidity can create a comfortable environment for some, but it may also promote dust mite proliferation if humidity levels rise above this threshold. Replacing wood flooring with carpet may unintentionally increase dust accumulation, making it an undesirable option for reducing triggers in the home.
Question 1
Exam overview

About this Exam

The Kettering Registered Respiratory Practice Exam, a cornerstone of Kettering National Seminars' renowned review programs, is a comprehensive simulation and preparation tool for the National Board for Respiratory Care (NBRC) Therapist Multiple Choice (TMC) and Clinical Simulation Exam (CSE) – the path to Registered Respiratory Therapist (RRT) credentialing. Designed for current respiratory therapy students and recent graduates, this practice exam is a rigorous rehearsal, providing vital insights, identifying knowledge gaps, and building the necessary test-taking stamina and confidence for the high-stakes official certification process. Mastery of the material and formats presented here is a significant indicator of potential success on the journey to becoming a respected, credentialed RRT.

More details

Additional Information

What the Course Entails and Exam Details

The corresponding Kettering review courses and study materials, including the practice exams, are structured to cover the entire scope of modern respiratory care knowledge and clinical application, mirroring the official NBRC content outlines. Subjects typically include:

  • Cardiopulmonary Physiology & Pathophysiology

  • Patient Assessment & Data Evaluation

  • Airway Management (including care of artificial airways)

  • Oxygen Therapy & Specialty Gases

  • Mechanical Ventilation (Adult, Pediatric, Neonatal)

  • Pharmacology for Respiratory Care

  • Pulmonary Diagnostics (PFTs, ABGs, etc.)

  • Troubleshooting Equipment & Quality Control

  • Therapeutic Interventions & Modifications to Care

  • Evidence-Based Practice & High-Risk Situations

  • Infection Control & Patient Education

Kettering provides extensive study materials: detailed study guides, workbooks, video and audio lectures, and interactive workshops. The practice exams themselves are robust online modules. A comprehensive Kettering package usually includes multiple full-length Therapist Multiple Choice (TMC) practice exams and full-length Clinical Simulation practice exams, often bundled with extra practice tokens for targeted reinforcement.


What to Expect in the Final Exam

Upon completion of preparation, students will take a comprehensive "final exam" experience within the Kettering platform to simulate the actual credentialing journey. Kettering practice exams effectively mirror both components of the NBRC exams:

Therapist Multiple Choice (TMC) Practice Exam:

  • Format: Multiple-choice questions, typically around 160 questions (consistent with NBRC TMC full length). These are designed to assess the recall, application, and analysis skills crucial for a respiratory therapist.

  • Time Limit: Simulated time limits are usually included to prepare candidates for the actual NBRC TMC time constraint.

  • Scoring: Candidates receive a raw score and feedback. While Kettering doesn't set an official "passing score" that grants a credential, performance here indicates readiness for the NBRC's low cut score (to earn the CRT) and the higher cut score required to advance to the CSE and earn the RRT.

  • Feedback: Detailed analysis of correct and incorrect answers is a key component, allowing students to learn from every attempt.

Clinical Simulation Practice Exam (CSE):

  • Format: Realistic, branching patient-care scenarios where your decisions directly impact the case's progression. This component assesses critical thinking and clinical decision-making skills. There are usually multiple problems (~22 problems, mirroring NBRC CSE structure).

  • Structure: Each problem involves multiple branching sections where you make choices regarding patient assessment and management.

  • Scoring: Scored based on information gathering and decision making. Post-test reviews provide optimal paths and detailed rationales.

  • Access: Exams are entirely digital and accessed via the online student portal. They can be taken multiple times (typically twice) within a set access period.


How to Study and Exam Centers

Actionable Study Strategies:

  • Utilize All Kettering Materials: Actively read the Study Guide and complete the Workbook. Listen to/watch the lectures for reinforced learning.

  • Spaced Repetition & Flashcards: Review key concepts, formulas, and pathologies repeatedly. Create or use pre-made flashcards for active recall.

  • Take Multiple Practice Exams: Do not just take one. Use all available Kettering full-length exams and simulation tokens to build familiarity and stamina. Review every rationale for every question, especially the ones you answered incorrectly.

  • Focus on Weaknesses: Use the detailed feedback from practice exams to identify specific content areas where you struggle. Dedicate extra study time to these areas using your guides and tutor support.

  • Practice Under Exam Conditions: Simulate the actual exam environment—quiet room, no materials, time limits—for some of your practice attempts.

  • Engage in Tutor Support: Take advantage of Kettering's tutor support for personalized guidance and clarification on challenging concepts.

Access and Exam Centers:

The Kettering Registered Respiratory Practice Exams are entirely accessible online via the Kettering National Seminars website.

  • You will take these exams in the comfort and quiet of your own chosen location, not at a formal testing center for the practice stage.

  • Access is granted through your registered account, typically linked to purchase of their study packages or seminar enrollment.

  • Kettering materials and sometimes access are also provided through authorized respiratory therapy schools and university programs.

Note on Official NBRC Certification Exam Centers: It is crucial to remember that passing Kettering's practice exams prepares you, but does not award you a license. The final step—taking the official NBRC TMC and CSE exams—occurs at dedicated, secure testing centers managed by vendors like Pearson VUE, located across the country. Preparation on the Kettering platform ensures you are ready for that official, formal testing environment and all its requirements.


Job Opportunities from the Course

Successfully preparing with the Kettering program and then passing the official NBRC exams and gaining the RRT credential unlocks a wealth of rewarding career paths. Potential job opportunities include:

  • Registered Respiratory Therapist (RRT): This is the foundational role, opening doors to advanced clinical practice in hospital settings.

  • Acute Care Respiratory Therapist: Working in critical care, emergency departments, and intensive care units (ICUs).

  • Critical Care/Neonatal Respiratory Therapist: Specializing in the care of critically ill adults, infants, and children.

  • Sleep Disorders Specialist: Diagnosing and treating patients with sleep apnea and other disorders.

  • Pulmonary Rehabilitation Coordinator: Helping patients with chronic lung disease manage their conditions and improve their quality of life.

  • Respiratory Care Educator: Teaching respiratory therapy students in academic or clinical settings.

  • Home Care Respiratory Therapist: Providing care and equipment to patients in their homes.

  • Diagnostic Respiratory Therapist: Specializing in pulmonary function testing and arterial blood gas analysis.

  • Cardiopulmonary Manager/Coordinator: Supervising respiratory care departments and teams.

  • Medical Sales or Device Clinical Specialist: Utilizing clinical expertise in the business sector.

  • Travel Respiratory Therapist: Practicing respiratory care in diverse locations across the country or internationally.

The combination of the rigorous knowledge provided by Kettering materials and the comprehensive practice through their exams directly contributes to high success rates for the official NBRC exams, accelerating your entry into these fulfilling and highly in-demand healthcare roles.


Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.
No fixed duration is currently configured for this quiz.
Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.
Yes. You can retake the practice test again as you continue studying during your available access period.
After your access is confirmed, you can continue into the complete practice exam from this quiz flow.
Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.
Keep studying

Related Questions

Archer Child Health Cardio/Respiratory Practice Exam

5 min

Certified Transport Registered Nurse Certification Practice Exam

0 min

Certified Registered Nurse Anesthetist (CRNA) Interview Practice Exam

0 min

Certified Registered Nurse Anesthetist (CRNA) Practice Exam

0 min

Certified Registered Nurse First Assistant (CRNFA) Practice Exam

0 min

Certified Registered Nurse Infusion (CRNI) Practice Exam

0 min