Wound Care Certification Exam Wound Care Certification Infection Management and Antimicrobials 3

Question 1

What characteristic of biofilm makes it resistant to antibiotics?

Accepted Answer

Extracellular matrix protects bacteria from antibiotics and immune cells

Answer

Bacteria in biofilm reproduce faster

Answer

Biofilm bacteria produce antibiotic-inactivating enzymes exclusively

Answer

Biofilm only grows on necrotic tissue

Question 2

Which intervention is MOST effective for disrupting wound biofilm?

Accepted Answer

Mechanical debridement combined with antimicrobial therapy

Answer

Systemic antibiotics alone

Answer

Topical antiseptics alone

Answer

Increased dressing frequency alone

Question 3

How quickly can biofilm reform on a wound after debridement?

Accepted Answer

24-72 hours

Answer

1 week

Answer

2 weeks

Answer

1 month

Question 4

Which clinical sign is MOST suggestive of biofilm presence in a chronic wound?

Accepted Answer

Wound that fails to progress despite appropriate care

Answer

Bright red granulation tissue

Answer

Increased wound depth

Answer

High volume of sanguineous drainage

Question 5

Which statement about MRSA wound infections is correct?

Accepted Answer

MRSA requires vancomycin or alternative antibiotics for systemic treatment

Answer

MRSA only causes superficial skin infections

Answer

MRSA is sensitive to standard penicillin antibiotics

Answer

MRSA cannot form biofilm

Question 6

What is the PRIMARY goal of the Wound Hygiene protocol for biofilm management?

Accepted Answer

Consistent cleanse, debride, dress, and reassess to suppress biofilm

Answer

Reducing wound odor only

Answer

Increasing moisture at the wound bed

Answer

Eliminating the need for systemic antibiotics