When Caring for a Client with a Temporary Radioactive Cervical

When caring for a client with a temporary radioactive cervical implant, which action by the student nurse indicates that the unit nurse should intervene?

A) The student flushes the toilet once after emptying the client's bedpan.
B) The student stands by the client's bed for 30 minutes talking with the client.
C) The student places the client's bedding in the laundry container in the hallway.
D) The student gives the client an alcohol-containing mouthwash to use for oral care.