The crunching sound that is made when unlubricated skeletal parts rub against each other is called:
A) a synovial rub.
B) bursal friction.
C) crepitus.
D) a pleural friction rub.

Question

Quizplus · Accepted Answer

The term for the crunching sound made by unlubricated skeletal parts rubbing together is crepitus. Choice A, a synovial rub, is a term for a different phenomenon when the lubricated sacs surrounding joints become inflamed and cause a rubbing sound. Choice B, bursal friction, is another term for an inflamed bursa sac, causing a rubbing sound. Choice D, a pleural friction rub, is a term for a specific medical condition where inflamed or damaged pleura (lining of the lungs) causes a rubbing sound during breathing.

The Crunching Sound That Is Made When Unlubricated Skeletal Parts