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D439 Foundations of Nursing 2026 | 167 Questions | Full Exam Prep | Guaranteed Pass

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Prepare to pass your D439 Foundations of Nursing Exam with confidence using this comprehensive 2026 study guide. Includes 167 verified questions and detailed answers covering essential nursing concepts such as patient care, safety, infection control, clinical judgment, and nursing fundamentals. This full exam prep resource is designed to help students focus on high-yield topics, reinforce key concepts, and achieve success on the first attempt. Updated for 2026, it’s ideal for WGU nursing students seeking an efficient and reliable study tool with a guaranteed pass approach.

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D439 Foundations of Nursing 2026 | 167 Questions | Full
Exam Prep | Guaranteed Pass
1. Describe how Meleis et al.'s Transitions Theory can be applied to improve
patient care.

It can be applied by focusing solely on physical health without
considering emotional aspects.

It can be applied by recognizing and addressing the specific
transitions patients experience, thereby tailoring nursing
interventions to support their needs.

It can be applied by prioritizing administrative tasks over patient care.

It can be applied by standardizing all nursing interventions across
different patient populations.

2. How does the concept of health vary among patients in nursing practice?

Health is determined solely by medical professionals.

Health is only relevant in emergency situations.

Health is universally defined the same for all patients.

Health varies based on individual patient needs, experiences, and
cultural backgrounds.

3. With which one of the following theoretical frameworks is living with a
chronic illness viewed as an integral part of their lives rather than an isolated
event?

The dual-kingdom model

The shifting perspectives model of chronic illness

The return to wellness perspective model

, The chronic illness trajectory model

4. What term is used to describe the component of a nursing theory that
communicates meaning and can be either abstract or concrete?

Concept

Proposition

Framework

Model

5. What is the name of the theory developed by Dorothea Orem?

Adaptation Theory

Cultural Care Theory

Self-Care Theory

Health Promotion Theory

6. What is the primary focus of Mishel's Uncertainty in Illness Theory?

The theory explains how uncertainty affects patients during illness.

The theory outlines the stages of grief in patients.

The theory describes the physiological responses to stress.

The theory emphasizes the importance of patient education.

7. With an increase in diversity, nurses need to consider the theory of Leininger
because it focuses on what essential concept?

Physical environment manipulation to promote healing

Nursing care should not be based on a particular philosophy or
theory

, The nurse-patient relationship

Nursing care recognizing the importance of culture

8. In a scenario where a patient is unable to perform self-care due to a recent
surgery, how would a nurse apply Orem's Self-Care Theory in their care plan?

The nurse would prioritize the patient's emotional needs over physical
needs.

The nurse would ignore the patient's self-care abilities and provide all
care.

The nurse would assess the patient's self-care deficits and
implement interventions to assist the patient in regaining self-care
abilities.

The nurse would focus solely on medication management for the
patient.

9. In a clinical scenario, if a nurse identifies that a patient with diabetes is coping
with stress by overeating, what intervention based on behavioral theory
should the nurse consider?

Restricting all carbohydrates

Increasing insulin dosage

Encouraging more physical activity without addressing stress

Implementing stress management techniques

10. Which intervention reflects Kolcaba's theory?

Ensuring that the patient has a quiet room with dim lighting

Asking the patient's family to aid in activities of daily living

Encouraging the patient to consume a diet low in fat

, Collaborating with the patient to set realistic goals

11. In a scenario where a nurse is working with a patient experiencing anxiety,
how can Peplau's theory be applied to improve the patient's care?

By prioritizing physical assessments over emotional support.

By avoiding discussions about the patient's feelings.

By focusing only on medication management.

By establishing a trusting nurse-patient relationship to facilitate
communication.

12. Helps explain an event by defining ideas or concepts, explaining
relationships among the concepts, and predicting outcomes. Foundation for
the art and science of nursing.

Theory

Practice

Research

13. In a scenario where an older adult is experiencing chronic pain, how might a
nurse utilize middle-range theory to guide their care?

By focusing solely on medication administration for pain relief.

By assessing the patient's life processes and tailoring interventions
to address their specific needs.

By applying grand theories to develop a comprehensive care plan.

By ignoring cultural considerations in the treatment plan.

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