A Nurse Must Collect a Stool Specimen from a Client

A nurse must collect a stool specimen from a client. Among the supplies and equipment the nurse keeps ready for the procedure are wooden tongue blades. What is the purpose of these blades?

A) To collect stool specimen that is free of urine
B) To transfer a portion of the feces to the container
C) To prevent contamination of the stool specimen
D) To scoop out a stool sample from the client's rectum