Verified Questions and Correct Answers | Updated
Edition | Graded A+
Introduction
The D664 Objective Assessment Exam 2025/2026 is a comprehensive, verified resource designed to
assess practical nursing knowledge and clinical judgment. It covers essential nursing topics including
patient care, safety, infection control, pharmacology, leadership, and communication. Each question
mirrors the current exam format and provides rationales to support critical thinking and evidence-based
practice.
Answer Format
All correct answers are highlighted in bold and green, followed by concise rationales explaining key
nursing principles and safe practice guidelines.
Exam Questions and Answers
1. Which nursing action demonstrates adherence to infection control principles?
a) Reusing gloves between clients
b) Performing hand hygiene before and after patient contact
c) Wearing a mask for all patient interactions
d) Using sterile gloves for oral care
Rationale: Hand hygiene is the most effective way to prevent healthcare-associated infections.
2. A client’s oxygen saturation drops to 88%. What is the LPN’s priority action?
a) Notify the provider
b) Ensure oxygen delivery system is functioning properly
c) Encourage deep breathing only
d) Document findings and continue care
Rationale: Always assess and correct equipment function before escalating care.
, 3. Which action best supports patient autonomy?
a) Making all care decisions for the patient
b) Providing information and allowing the patient to choose
c) Persuading the patient to accept treatment
d) Limiting options to ensure compliance
Rationale: Autonomy means respecting the patient’s right to make informed decisions.
4. A client reports severe pain but has no new orders. What should the LPN do first?
a) Assess the pain level using a standardized scale
b) Administer PRN pain medication immediately
c) Call the provider for new orders
d) Offer distraction techniques
Rationale: Assessment is the first step of the nursing process.
5. Which finding requires immediate intervention?
a) Urine output of 30 mL/hour
b) Sudden shortness of breath
c) Heart rate of 90 bpm
d) Blood pressure of 118/78 mmHg
Rationale: Respiratory distress indicates a potential life-threatening emergency.
6. A client asks about the purpose of sequential compression devices (SCDs). The best response
is:
a) “They help prevent blood clots in your legs.”
b) “They keep your legs warm.”
c) “They increase blood pressure.”
d) “They reduce muscle pain.”
Rationale: SCDs improve venous return and reduce deep vein thrombosis (DVT) risk.
7. What is the correct action if a medication error occurs?
a) Document it without telling anyone
b) Notify the provider and complete an incident report
c) Wait to see if the client develops symptoms
d) Tell another nurse to handle it
Rationale: Prompt reporting ensures client safety and maintains accountability.
8. When assisting with hygiene for an immobile client, which nursing intervention is priority?
a) Apply lotion to the skin
b) Inspect for redness or skin breakdown