Wound Care Certification Exam Wound Care Certification Dressings and Topical Agents 4

Question 1

Which characteristic BEST describes a hydrofiber (CMC) dressing compared to an alginate dressing?

Accepted Answer

Hydrofiber dressings gel on contact and do not fall apart, reducing wound bed disruption on removal

Answer

Hydrofiber dressings have higher antimicrobial activity

Answer

Hydrofiber dressings are appropriate only for dry wounds

Answer

Hydrofiber dressings must be moistened before application

Question 2

A clinician is treating a clean, granulating wound on a patient receiving radiation therapy. Which topical agent should be used with CAUTION?

Accepted Answer

Silver-containing dressing

Answer

Hydrogel

Answer

Zinc oxide paste

Answer

Petroleum-based ointment

Question 3

Which dressing is considered MOST appropriate for packing a deep tunneling wound?

Accepted Answer

Rope/ribbon alginate or hydrofiber

Answer

Transparent film

Answer

Hydrocolloid wafer

Answer

Non-adherent foam island dressing

Question 4

What is the MAIN reason povidone-iodine is generally discouraged for routine use in chronic wounds?

Accepted Answer

It is cytotoxic to fibroblasts and keratinocytes at antiseptic concentrations

Answer

It stains the wound bed making assessment difficult

Answer

It has no activity against Pseudomonas aeruginosa

Answer

It causes systemic antibiotic resistance

Question 5

A composite dressing combines which layers into a single product?

Accepted Answer

A wound contact layer, absorbent layer, and bacterial barrier

Answer

Only a contact layer and adhesive border

Answer

An antimicrobial layer and hydrogel layer only

Answer

A debridement layer and moisture-retentive layer

Question 6

A patient has a diabetic foot ulcer with mild-to-moderate exudate and no signs of infection. Which dressing would be MOST appropriate as a primary dressing?

Accepted Answer

Foam dressing with moisture vapor transmission

Answer

Dry gauze with daily changes

Answer

Sodium hypochlorite solution-moistened gauze

Answer

Occlusive hydrocolloid left in place for 7 days

Question 7

Becaplermin (Regranex) gel is a recombinant form of which growth factor used in wound care?

Accepted Answer

Platelet-derived growth factor (PDGF-BB)

Answer

Epidermal growth factor (EGF)

Answer

Fibroblast growth factor (FGF)

Answer

Vascular endothelial growth factor (VEGF)