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Difficulty: HardTechniques of Physical Assessment

An 85-year-old client is admitted to the medical-surgical unit from a skilled nursing facility with generalized weakness and a suspected systemic infection. During the initial evaluation, which action by the registered nurse indicates proper adherence to health assessment standards?

  1. Using light pressure with the bell of the stethoscope over the apical area to detect low-frequency sounds such as an S3 gallop.Answer
  2. B
    Palpating the abdominal quadrants to identify areas of tenderness and distention prior to evaluating intestinal motility with a stethoscope.
  3. C
    Interpreting the client's sudden change in mental status and disorientation as a normal consequence of the advanced aging process.
  4. D
    Directing the unlicensed assistive personnel to conduct the baseline Braden Scale evaluation to identify potential pressure injuries.

Answer

The nurse correctly demonstrates proper assessment technique by applying the bell of the stethoscope with light pressure to listen for low-frequency cardiovascular sounds.
Using the bell of the stethoscope with light pressure is the correct technique for detecting low-frequency (low-pitched) cardiovascular sounds, such as an S3 gallop, S4, or vascular bruits. If the bell is pressed too firmly against the skin, the underlying tissue is stretched and acts as a diaphragm, which obliterates low-pitched sounds and emphasizes high-pitched sounds.

Step-by-Step Solution

1
Evaluate the technique used for cardiac auscultation.
Identified as appropriate because the bell is intended for low-pitched sounds (e.g., S3, S4, bruits), and light pressure is necessary to prevent the skin from stretching and functioning as a high-frequency diaphragm.
Demonstrates understanding of specialized instrument mechanics during physical assessment.
2
Analyze the abdominal assessment sequence.
Identified as a clinical error because the standard assessment sequence must be altered for the abdomen (auscultating before palpating).
Prevents manual stimulation of the intestines, which would yield inaccurate auscultation findings.
3
Assess the interpretation of the client's cognitive changes.
Identified as a clinical error because acute delirium or sudden disorientation indicates a pathological condition (like a urinary tract infection), not natural aging.
Differentiates normal geriatric physiological adaptations from acute symptoms requiring medical intervention.
4
Review the delegation of the baseline skin assessment.
Identified as inappropriate delegation because all initial assessments require RN-level clinical judgment.
Ensures adherence to the legal scope of practice and safe delegation principles.

Key Concept

Comprehensive physical assessment requires the correct application of instrument mechanics, adherence to body system-specific procedural sequences, accurate interpretation of findings across the lifespan, and appropriate delegation.
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Techniques of Physical Assessment

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