Match Each Diagnostic Procedure with the Correct Definition

Match each diagnostic procedure with the correct definition.
-rheumatoid factor

A) Bone marrow specimen removed from cortex of a flat bone for analysis
B) Used to detect abnormalities in bone density
C) Isoenzyme in skeletal and cardiac muscle released into the blood when muscle cells are damaged
D) Records electrical activity of skeletal muscles; used to diagnose neuromuscular disorders
E) Rate at which red blood cells settle in a tube of unclotted blood; an elevated value indicates inflammation
F) A blood test used to identify RA