The nurse is assessing a patient who is admitted with the diagnosis of pleuritis. Auscultation of the patient's thorax reveals a pleural friction rub. How can the nurse differentiate this sound from other abnormal breath sounds?
1) Rubs occur during inspiration and clear with coughing.
2) Rubs occur during expiration and produce a light popping sound.
3) Rubs occur during inspiration and may be heard anywhere.
4) Rubs occur during inspiration and expiration and are unaffected by coughing.
ANS: 4
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Fill in the blank(s) with the appropriate word(s).