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D439 Objective Assessment – WGU Foundations of Nursing OA (2026/2027) Actual Questions & Study Guide | Guarantee Pass – New Update

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WGU D439 Objective Assessment Foundations of Nursing exam prep includes two full exams with 250 questions and correct answers, verified answers, expert rationales, and an OA study guide. This digital nursing resource supports focused review of nursing fundamentals, patient safety, medication administration, infection control, mobility, wound care, communication, vital signs, clinical prioritization, and essential nursing skills. WGU D439 OA exam, D439 Foundations, Nursing foundations, D439 study guide, WGU nursing review, D439 questions PDF, Nursing fundamentals, D439 practice test, D439 verified Qs, Nursing OA prep, D439 exam review, Expert rationales, WGU OA study guide WGU D439 Objective Assessment, D439 Foundations of Nursing exam, WGU D439 questions and answers, D439 OA exam study guide, D439 two full practice exams, WGU Foundations of Nursing review, D439 verified answers PDF, D439 nursing questions, D439 exam preparation 2026, WGU D439 practice test, D439 nursing fundamentals exam, D439 Objective Assessment PDF, Foundations of Nursing questions, D439 expert rationales, WGU nursing OA study material, buy D439 study guide, download D439 exam questions, D439 first attempt exam prep, D439 patient safety questions, D439 nursing skills review, D439 medication administration, D439 infection control exam, D439 wound care questions, D439 therapeutic communication, D439 mobility and positioning, D439 vital signs practice, D439 nursing ethics review, WGU D439 exam help, Western Governors University D439, D439 Foundations Nursing PDF

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D439 Objective Assessment – WGU Foundations of
Nursing OA (2026/2027) Actual Questions & Study
Guide | Guarantee Pass – New Update

250 QUESTIONS




TABLE OF CONTENTS

# TOPIC

1 Nursing Process (ADPIE)
2 Prioritization
3 Safety
4 Infection Control
5 Therapeutic Communication
6 Ethics & Legal
7 Delegation
8 Documentation
9 Patient Education
10 Professional Standards

,Q1
A nurse is assessing a client with a new diagnosis of heart failure. Which finding is objective?

A) Client reports shortness of breath

B) Jugular vein distention noted CORRECT

C) Client states, “I feel anxious”

D) Client describes palpitations


Rationale
Objective data are measurable or observable; JVD is a physical finding.



Q2
A nurse is prioritizing care for four clients. Which client should be assessed first?

A) Client with a blood glucose of 180 mg/dL

B) Client with a respiratory rate of 8/min and unresponsiveness CORRECT

C) Client requesting pain medication for a headache

D) Client needing assistance with ambulation


Rationale
Bradypnea with unresponsiveness is a life-threatening emergency (ABCs).



Q3
A nurse is documenting a client’s refusal of a prescribed medication. Which entry is correct?

A) “Client non-compliant with meds”

B) “Client refused lisinopril 10 mg at 08:00, stating ‘I don’t want it.’ Provider CORRECT
notified.”

C) “Client refused medication – will try later”

D) “Client uncooperative”


Rationale
Documentation must be objective, include the exact medication, dose, time, and client’s words.


2

,Q4
A nurse is preparing to insert an indwelling urinary catheter. Which action maintains sterility?

A) Use clean gloves for insertion

B) Use sterile gloves and a sterile drape CORRECT

C) Lubricate the catheter with petroleum jelly

D) Clean the meatus with a back-to-front motion


Rationale
Sterile technique is required to prevent CAUTI.



Q5
A client with a new colostomy has a pink, moist stoma. What should the nurse do?

A) Notify the provider immediately

B) Document the finding as normal CORRECT

C) Apply a warm compress

D) Increase the frequency of pouch changes


Rationale
A healthy stoma is pink/red and moist; no intervention needed.



Q6
A nurse is teaching a client about a low-sodium diet. Which food should the client avoid?

A) Fresh chicken breast

B) Canned vegetable soup CORRECT

C) Steamed broccoli

D) White rice




3

, Rationale
Canned soups are high in sodium; fresh foods are lower.



Q7
A client with schizophrenia says, “The voices are telling me to hurt myself.” What is the priority
action?

A) Ask the client to describe the voices

B) Implement suicide precautions and notify the provider CORRECT

C) Tell the client to ignore the voices

D) Administer a PRN antipsychotic


Rationale
Command hallucinations to self-harm require immediate safety measures.



Q8
A nurse is delegating to a UAP. Which task is appropriate?

A) Assess a client’s lung sounds

B) Measure and record a client’s intake and output CORRECT

C) Administer a tube feeding

D) Change a sterile dressing


Rationale
I&O measurement is within UAP scope; assessment and sterile procedures require licensed staff.



Q9
A nurse is preparing to administer a blood transfusion. Which action prevents a hemolytic
reaction?

A) Premedicate with acetaminophen

B) Verify client identity and blood product with another nurse CORRECT

C) Warm the blood in a microwave

4

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