The nurse performing a musculoskeletal assessment on a patient with arthritis hears a grating and cracking sound in the joint during passive range-of-motion exercises. This assessment finding is correctly referred to as:
A) Fasciculations
B) Clonus
C) Effusion
D) Crepitus
Ans: D
Feedback: Crepitus is a grating, cracking sound or sensation that occurs as the irregular joint surfaces move across one another, as in arthritic conditions. Fasciculation is the involuntary twitching of muscle fiber groups. Clonus is the rhythmic contraction of a muscle. Effusion is the collection of excessive fluid within the capsule of a joint.
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