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NR 224 Exam 1 2026 | Chamberlain University | 300+ Exam Questions & Correct Answers | Critical Thinking, Infection Control, Wound Care, Vital Signs & Patient Safety

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Prepare for NR 224 Exam 1 with this comprehensive study guide featuring 300+ expertly verified exam questions and detailed correct answers for Chamberlain University's Fundamentals of Nursing (NR 224) course. This resource provides an extensive review of the foundational nursing concepts most frequently assessed on Exam 1, including critical thinking, clinical decision-making, the nursing process, patient assessment, communication techniques, infection prevention, standard and transmission-based precautions, surgical and medical asepsis, wound assessment and healing, pressure injury prevention, mobility, safe patient handling, vital signs, oxygenation, and patient safety. The question-and-answer format reinforces understanding while improving recall and clinical reasoning for classroom examinations, ATI assessments, HESI exams, and NCLEX-style testing. The guide thoroughly reviews the critical thinking model, levels of clinical reasoning, delegation principles, nursing process (ADPIE), subjective versus objective assessment data, therapeutic communication, pain assessment using PQRST, infection risk factors, the chain of infection, body defense mechanisms, immune responses, laboratory indicators of infection, stages of infection, inflammation, wound drainage classifications, pressure ulcer staging, Braden Scale assessment, wound healing by primary, secondary, and tertiary intention, sterile technique, isolation precautions, mobility aids, safe transfer techniques, orthostatic hypotension, deep vein thrombosis prevention, cardiovascular and respiratory effects of immobility, pulse and blood pressure assessment, and evidence-based nursing interventions. Organized into concise, exam-focused questions, this document serves as an excellent review for improving clinical judgment, strengthening nursing fundamentals, and achieving success on course examinations and future nursing licensure preparation. The content aligns with evidence-based nursing principles presented in leading nursing references, including: Potter, P. A., Perry, A. G., Stockert, P. A., & Hall, A. M. Fundamentals of Nursing. Elsevier. Hinkle, J. L., & Cheever, K. H. Brunner & Suddarth's Textbook of Medical-Surgical Nursing. Wolters Kluwer. Ignatavicius, D. D., Workman, M. L., & Rebar, C. R. Medical-Surgical Nursing: Concepts for Interprofessional Collaborative Care. Elsevier. Centers for Disease Control and Prevention (CDC). Guidelines for Isolation Precautions: Preventing Transmission of Infectious Agents in Healthcare Settings. National Pressure Injury Advisory Panel (NPIAP). Prevention and Treatment of Pressure Injuries: Clinical Practice Guideline. American Nurses Association (ANA). Nursing: Scope and Standards of Practice. Relevant Students: Chamberlain University NR 224 students Bachelor of Science in Nursing (BSN) students Associate Degree in Nursing (ADN) students Practical Nursing (PN/LPN/LVN) students Fundamentals of Nursing students First-year nursing students ATI Fundamentals students HESI Nursing students NCLEX-RN candidates Nursing students preparing for Exam 1, competency assessments, and clinical evaluations Keywords: NR 224 Exam 1, NR224, Chamberlain University, Fundamentals of Nursing, nursing exam questions, nursing practice questions, critical thinking, clinical decision making, nursing process, ADPIE, patient assessment, subjective data, objective data, therapeutic communication, PQRST assessment, infection control, chain of infection, body defenses, immune system, aseptic technique, medical asepsis, surgical asepsis, sterile technique, standard precautions, contact precautions, droplet precautions, airborne precautions, wound care, wound healing, pressure ulcers, pressure injury staging, Braden Scale, granulation tissue, necrotic tissue, wound drainage, dehiscence, evisceration, mobility, patient transfers, walker, cane, crutches, orthostatic hypotension, DVT prevention, vital signs, pulse assessment, blood pressure, oxygenation, respiration, perfusion, ventilation, patient safety, delegation, ATI Fundamentals, HESI preparation, NCLEX preparation, nursing study guide

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NR 224 - Exam 1 2026 Expert
Verifed Ace the Test



critical thinking - ANSWER ✔✔the ability to think in a systematic and

logical manner with openness to question and reflect on the reasoning

process


characteristics of critical thinking - ANSWER ✔✔-open-mindedness


-continual inquiry

-perseverance

-willingness to look at each unique patient situation and determine which

identified assumptions are true and relevant

,clinical decision making - ANSWER ✔✔-Requires careful reasoning

(i.e., choosing the options for the best patient outcomes on the basis of a

patient's condition and the priority of the problem).

-Skilled clinical decision making occurs through knowing the patient.

-It has two components: a nurse's understanding of a specific patient

and his or her subsequent selection of interventions.


critical thinking model - ANSWER ✔✔Combines a nurse's knowledge

base, experience, competence in the nursing process, attitudes, and

standards to explain how nurses make clinical judgments that are

necessary for safe, effective nursing care.


Basic level - ANSWER ✔✔-level 1


-is an early step in developing reasoning.

-thinker learns to accept the diverse opinions and values of experts (e.g.,

instructors and staff nurse preceptors).

-however, inexperience, weak competencies, and inflexible attitudes

restrict a person's ability to move to the next level of critical thinking.


Complex level - ANSWER ✔✔-level 2


-each solution has benefits and risks that you weigh before making a

final decision. There are options.

,-Thinking becomes more creative and innovative.

-is willing to consider different options from routine procedures when

complex situations develop. You learn to gather additional information

and take a variety of different approaches for the same therapy.


Commitment level - ANSWER ✔✔-level 3


-you anticipate when to make choices without assistance from others

and accept accountability for decisions made.

-as a nurse you do more than just consider the complex alternatives that

a problem poses.

-at the commitment level you choose an action or belief that is based on

the available alternatives and support it.


what is needed first before anything else? - ANSWER ✔✔


interpretation - ANSWER ✔✔Be orderly in collecting data about

patients. Apply reasoning while looking for patterns to emerge.

Categorize the data. Gather additional data or clarify any data about

which you are uncertain.


analysis - ANSWER ✔✔Be open-minded as you look at information

about a patient. Do not make careless assumptions. Does the data




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, reveal a problem or trend that you believe is true, or are there other

options?


inference - ANSWER ✔✔Look at the meaning and significance of

findings. Are there relationships among findings? Does the data about

the patient help you see that a problem exists?


evaluation - ANSWER ✔✔Look at all situations objectively. Use

criteria (e.g., expected outcomes, pain characteristics, learning

objectives) to determine results of nursing actions. Reflect on your own

behavior.


explanation - ANSWER ✔✔Support your findings and conclusions.

Use knowledge and experience to choose strategies to use in the care

of patients.


self-regulation - ANSWER ✔✔Reflect on your experiences. Be

responsible for connecting your actions with outcomes. Identify the ways

you can improve your own performance. What will make you believe that

you have been successful?


confidence - ANSWER ✔✔Learn how to introduce yourself to a

patient; speak with conviction when you begin a treatment or procedure.

Do not lead a patient to think that you are unable to perform care safely.

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