Davis Advantage for Understanding
Medical-Surgical Nursing 7e – Linda
Williams & Paula Hopper – 2026 –
Answer manual
This document contains the answer manual for Davis Advantage for Understanding
Medical-Surgical Nursing, 7th edition by Linda Williams and Paula Hopper. It provides
solutions and explanations to support understanding of key medical-surgical nursing
concepts and textbook content. The material is useful for students seeking to verify answers
and strengthen their knowledge for exams and coursework.
CHAPTER 1: CRITICAL THINKING, CLINICAL
JUDGMENT, AND THE NURSING PROCESS
Audio Case Study: Application of Clinical Judgment
The process of clinical judgment follows a systematic sequence: identifying and analyzing
cues, prioritizing hypotheses, generating solutions, taking appropriate action, evaluating
outcomes, and repeating the cycle as necessary.
In the case presented, Jane demonstrates several contributing factors to her academic and
personal challenges. She experiences fatigue, has failed an examination, and is
overwhelmed by multiple responsibilities. Additionally, she exhibits emotional distress,
evidenced by crying in her car, alongside ineffective study habits and insufficient sleep.
Jane’s available resources include social support from a friend, the option to utilize sick
leave from work, and unproductive time between classes that could be better managed.
While individual resources may vary, it is essential to recognize that support systems and
opportunities for improvement are always present.
Critical thinking is applied to analyze the underlying causes of Jane’s difficulties. She reflects
on her ineffective study strategies, poor time management, and the broader impact of these
issues on her personal and family life. Clinical judgment, in contrast, involves the
implementation of solutions. Jane uses her insights to develop and execute a structured plan
that enhances her study efficiency and allows for improved quality time with her children.
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Key Vocabulary
Nursing Process
An organized framework that connects cognitive processes with nursing actions. It consists
of assessment (data collection), nursing diagnosis, planning, implementation, and
evaluation.
Critical Thinking
The application of cognitive skills and strategies to increase the likelihood of achieving a
desired outcome. It involves reflection, analysis, and problem-solving.
Clinical Judgment
The observable result of critical thinking and decision-making. It involves the use of nursing
knowledge to collect relevant data, identify patient problems, and determine appropriate
interventions.
Cue
Relevant and significant data used in clinical decision-making. While all cues are data, not all
data qualify as meaningful cues.
Collaboration
The process of working with members of the healthcare team to improve patient outcomes.
Intervention
The implementation of actions designed to achieve planned outcomes.
Evaluation
The comparison between expected and actual outcomes to determine the effectiveness of a
care plan.
Vigilance
A state of attentiveness, alertness, and careful observation in clinical practice.
Critical Thinking and Clinical Judgment
Critical thinking and clinical judgment follow a similar structured approach, beginning with
data collection and progressing through problem identification, planning, implementation,
and evaluation. However, they differ in function. Critical thinking focuses on understanding
the problem, including its causes and implications, whereas clinical judgment emphasizes
the application of this understanding to take appropriate action.
Cue Recognition and Initial Nursing Actions
In clinical practice, prioritization of actions is essential. The following interventions represent
appropriate initial responses in specific situations:
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1. Position the patient in an upright posture to facilitate breathing.
2. Activate emergency services (e.g., call 911) in urgent situations.
3. Elevate the patient’s legs by placing a pillow under the calves, allowing the feet to
hang freely.
4. Assess blood glucose levels and ensure availability of a glucose source if needed.
5. Position the patient laterally to reduce the risk of aspiration.
CRITICAL THINKING
Cognitive Mapping in Clinical Reasoning
A cognitive map represents a structured method of organizing patient data to support clinical
reasoning and decision-making. It integrates subjective and objective information to identify
patterns, relationships, and potential health problems.
In this case, the patient reports intermittent symptoms, including nausea (“sick to the
stomach”), headaches, and early-morning discomfort. The patient perceives these
symptoms as significant and associates them with hunger, noting that food intake and
medication such as acetaminophen (Tylenol) provide relief, while hunger exacerbates the
condition.
Relevant contributing factors include a family history of diabetes, specifically the patient’s
mother being diabetic, which raises concern regarding potential blood glucose abnormalities.
Additional characteristics of the symptoms include a severity rating of approximately 7–8 on
a 0–10 scale, a duration of 1–2 hours once initiated, and occurrence before meals.
This structured approach allows for the identification of meaningful cues, supports
hypothesis generation (e.g., possible hypoglycemia), and guides further assessment and
intervention.
REVIEW QUESTIONS: CRITICAL THINKING AND
NURSING PROCESS
1. Critical thinking contributes to improved patient outcomes by enhancing clinical
decision-making and problem-solving abilities.
2. Intellectual humility is demonstrated when a nurse acknowledges gaps in knowledge
and seeks further information.
3. The correct sequence of the clinical judgment process involves prioritizing steps
logically from assessment to evaluation.
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