Code for an endometrial sampling with endocervical sampling

Toxic substances secreted by bacterial cells during their growth are called _______________

Fill in the blank(s) with correct word

Debridement is ____. 

A. a collection of pus that forms as a result of infection B. the surgical removal of debris or dead tissue from a wound C. a deep wound caused by a sharp object D. the use of extreme cold to destroy unwanted tissue E. the process of aspirating fluid and tissue cells through a needle