CNA Wound Care and Skin Integrity

Question 1

What is the PRIMARY cause of pressure injuries (pressure ulcers)?

Accepted Answer

Prolonged pressure that restricts blood flow to skin

Answer

Exposure to moisture from incontinence

Answer

Friction from bed linens

Answer

Poor nutritional intake

Question 2

Which bony prominence is at the HIGHEST risk for pressure injury development?

Accepted Answer

Sacrum and coccyx

Answer

Kneecap

Answer

Shoulder blade

Answer

Elbow

Question 3

A Stage 1 pressure injury appears as:

Accepted Answer

Non-blanchable redness of intact skin

Answer

An open wound with visible bone

Answer

A blister filled with fluid

Answer

A shallow open crater

Question 4

What does 'blanchable' redness mean?

Accepted Answer

The skin turns white when pressure is applied, then returns to red

Answer

The skin remains red regardless of pressure

Answer

The skin breaks open when touched

Answer

The area is infected

Question 5

Which of the following is a risk factor for pressure injury development?

Accepted Answer

Urinary incontinence

Answer

High protein diet

Answer

Frequent repositioning

Answer

Regular ambulation

Question 6

How often should a bedbound resident be repositioned to prevent pressure injuries?

Accepted Answer

At least every 2 hours

Answer

Every 15 minutes

Answer

Every 30 minutes

Answer

Once every 8-hour shift

Question 7

The 30-degree lateral tilt position for pressure injury prevention is preferred over 90-degree because:

Accepted Answer

It reduces pressure on the trochanter (hip bone)

Answer

It is easier for the CNA to accomplish

Answer

It allows the resident to sleep more comfortably

Answer

It prevents aspiration

Question 8

When should the CNA perform skin inspection?

Accepted Answer

During each repositioning and bathing

Answer

Only when the resident complains of pain

Answer

Once per week during scheduled assessments

Answer

Only when a wound is already visible

Question 9

A CNA notices redness on a resident's heel that does not turn white when pressed. What should the CNA do?

Accepted Answer

Report the finding to the nurse immediately and document it

Answer

Apply lotion and recheck in 24 hours without notifying anyone

Answer

Massage the area vigorously to increase circulation

Answer

Cover with a bandage and monitor

Question 10

Why should the CNA AVOID massaging reddened bony prominences?

Accepted Answer

Massage can further damage fragile capillaries and worsen tissue injury

Answer

It is outside the CNA's scope of practice

Answer

It makes the resident uncomfortable

Answer

It spreads infection to surrounding tissue