The freeing up of tissue from its attachments before anastomosis or resection is

Which of the following is a high-efficiency, bacteria-retentive filter used in a laminar flow hood?

A) HEPA filter B) HEBR filter C) Aseptic filter D) Sterile filter

You and your partner are caring for a patient who tells you that she wears contact lenses. Your partner wants to remove the lenses. You remind him that the removal of contact lenses is indicated in all of the following situations except:

a. significant altered level of responsiveness. b. any facial trauma. c. eye trauma. d. eye edema.