The ________ cells are part of the system that destroys antigens that have been tagged by antibodies or cells that have been infected or somehow changed

A pressure ulcer covered with eschar should be classified as a category/stage III ulcer

A. True. B. False.

The sound or feel of broken fragments of bone grinding against each other is:

A) trepidation. B) grating. C) decompression. D) crepitation.