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
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.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Tachycardia is a common sign of hyperthyroidism, as elevated thyroid hormones increase heart rate and metabolic rate.
B. Dyspnea is not typically associated with hyperthyroidism; more commonly, hyperthyroid patients experience tachypnea (increased rate of breathing), but not necessarily dyspnea.
C. Constipation is more commonly associated with hypothyroidism, where metabolic slowing occurs.
D. Atrophied nodular thyroid gland is not typical of hyperthyroidism; a goiter (enlarged thyroid) is more commonly seen.
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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