CNOR CNOR - Certification Wound Management and Tissue Handling

Question 1

Which wound classification describes a surgical incision made under ideal conditions with no inflammation encountered?

Accepted Answer

Class I – Clean

Answer

Class II – Clean-Contaminated

Answer

Class III – Contaminated

Answer

Class IV – Dirty/Infected

Question 2

A Class II wound classification (Clean-Contaminated) applies when:

Accepted Answer

The respiratory, alimentary, or genitourinary tract is entered under controlled conditions

Answer

An acute non-purulent inflammation is encountered

Answer

A perforated viscus is present

Answer

No sterile technique is used

Question 3

The primary purpose of wound irrigation during surgery is to:

Accepted Answer

Reduce bacterial load and remove debris from the wound

Answer

Increase the risk of dehiscence

Answer

Replace the need for surgical drains

Answer

Cool the electrosurgical site

Question 4

Which suture characteristic describes sutures that are absorbed by the body over time through hydrolysis or enzymatic degradation?

Accepted Answer

Absorbable sutures

Answer

Nonabsorbable sutures

Answer

Monofilament sutures

Answer

Braided sutures

Question 5

Polyglactin 910 (Vicryl) is an example of which type of suture?

Accepted Answer

Synthetic absorbable braided suture

Answer

Nonabsorbable monofilament

Answer

Natural nonabsorbable suture

Answer

Stainless steel wire

Question 6

A closed suction drain (e.g., Jackson-Pratt or Blake drain) functions by:

Accepted Answer

Creating negative pressure to actively remove fluid from a surgical site

Answer

Gravity drainage alone with an open system

Answer

Delivering irrigation fluid into the wound continuously

Answer

Preventing wound closure tension