The sound of cracking or popping knuckles is due to __________ dissolved in synovial fluid coming out of solution and forming bubbles.
A. sugars
B. gases
Answer (2)
The cracking sound of knuckles is caused by the release of gases dissolved in synovial fluid when joint pressure decreases. This process forms bubbles that collapse, creating the noticeable sound. Cracking knuckles has not been proven to cause arthritis or harm the joints. ;
The popping sound of knuckles is caused by gases dissolved in synovial fluid coming out of solution and forming bubbles when the joint pressure decreases. This process happens quickly during joint movements and results in a characteristic crack. Knuckle cracking is usually harmless and does not cause arthritis.
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