Percussion (per = through + cussion = strike) is tapping on the surface to determine the underlying structure. Percussion is a common diagnostic tool for the thorax (ribcage), and abdomen. The most common use is to tap out the edges of the liver during a routine physical exam. For the chest, it is used to diagnose pneumothorax (air in the chest/collapsed lung), emphysema and other problems.
There is no special medical term meaning obscured by overlying osseous structures. The phrase means that something can't be seen well because of the bones between the structure of interest and the viewer.
Positive Nikolsky sign is the medical term meaning loosening of the outer layer of skin.Epidermolysis
The medical term for appendages or accessory structures of an organ is "adnexa".
Integumentary
AdnexaAdnexaAdnexa
Pathophysiology
Triage.
It is not normal for your collarbone to be constantly popping. This could indicate an issue with the joint or surrounding structures and should be evaluated by a medical professional to determine the underlying cause and appropriate treatment.
Metabolism.
fibers
Undifferentiated means lacking structures typical in mature cells.
percussionPercussion