During palpation of the anterior chest wall, the nurse notices a coarse, crackling sensation over the skin surface. On the basis of these findings, the nurse suspects:

Tactile fremitus

Crepitus.

Adventitious sounds.

Friction rub

Answer and Explanation

The Correct Answer is B

A.   This is a vibration felt on the chest wall when a patient speaks, often used to assess lung sounds. It is not associated with the crackling sensation described here.
B.   The coarse, crackling sensation felt on the skin surface when palpating is crepitus, which occurs when air escapes into the subcutaneous tissue, often due to trauma, infection, or the presence of a pneumothorax.
C.   These are abnormal lung sounds, such as crackles, wheezes, or rhonchi, heard with a stethoscope during auscultation, not felt on the chest wall during palpation.
D.   A friction rub is a grating or scraping sound heard with a stethoscope, typically due to inflammation of the pleural surfaces. It is not a sensation felt on the chest wall.

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Correct Answer is B

Explanation

A. Normally auscultated over the trachea refers to bronchial breath sounds, which are louder and higher-pitched and heard over the trachea, not the lower lungs.
B. Vesicular breath sounds and normal in that location are low-pitched and soft, heard over the peripheral lung fields, and normal for the lower lobes.
C. Bronchial breath sounds and normal in that location would be expected near the trachea and bronchi, not over the peripheral lung fields.
D. Bronchovesicular breath sounds and normal in that location are typically heard over the major bronchi, not the posterior lower lobes.

A. Increasing capillary fragility B. increased sebaceous and sweat glands. C. Decreased collagen. D. Lose elasticity

Correct Answer is C

Explanation

A. Increasing capillary fragility contributes to bruising and bleeding but does not directly cause skin folding or sagging.
B. Increased sebaceous and sweat glands may affect skin texture but are not the primary cause of sagging skin.
C. Decreased collagen is the primary reason for skin sagging in aging, as collagen provides structure and elasticity to the skin. With age, collagen production decreases, leading to wrinkles and sagging.
D. Loss of elasticity is a consequence of reduced collagen and elastin fibers, contributing to skin changes, but decreased collagen is the main cause of the sagging.

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During palpation of the anterior chest wall, the nurse notices a coarse, crackling sensation over the skin surface. On the basis of these findings, the nurse suspects:

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Naxlex Comprehensive Predictor Exams

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Correct Answer is B

Explanation

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Correct Answer is C

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During palpation of the anterior chest wall, the nurse notices a coarse, crackling sensation over the skin surface. On the basis of these findings, the nurse suspects: