Specimens Such as Blood, Bone Marrow, and Synovium Are Mixed

Multiple Choice

Specimens such as blood, bone marrow, and synovium are mixed with anticoagulants right after collection. Why should this occur?

A) Anticoagulants often dissolve part of the bacteria's cell wall and congeal many bacteria into groups.
B) Organisms become bound up in the clotted material and are difficult to isolate.
C) It ensures the specimen will work when using an automated spreader device.
D) It kills off the normal flora and only leaves the pathogens in the specimen.