Nursing assistant (CNA) knowledge worksheet with answers

When a resident lies on their back, which areas are at the greatest risk of pressure injury?

1. AThe tailbone (sacrum) and the heels
2. BThe knees and the fronts of the thighs
3. CThe abdomen and the chest
4. DThe palms of the hands

What is a living will?

1. AA document stating how a person's money and property are divided among the family after death
2. BA document stating which treatments a person wants if they cannot speak for themselves
3. CA list of the visitors a resident wants to see each week
4. DA daily schedule of care written by the nursing assistant

What is an incentive spirometer used for?

1. ATo give oxygen through a mask during the night
2. BTo measure the amount of urine in the bladder
3. CTo encourage deep breaths and keep the lungs expanded
4. DTo measure how much oxygen is in the resident's blood

What is Cheyne-Stokes breathing, which may be seen near death?

1. ACoughing that brings up a large amount of thick yellow sputum
2. BBreathing in through the nose and out through pursed lips
3. CSteady, quiet breathing at about 16 breaths per minute
4. DDeep, then shallow breaths, followed by pauses with no breathing

Which razor is generally used for a resident who takes an anticoagulant ("blood thinner")?

1. AAn electric razor
2. BA disposable safety razor
3. CA straight razor
4. DAny razor, as long as shaving cream is used

A resident has swollen feet and ankles. Which measure is usually helpful, if the care plan allows?

1. AHanging the legs down from the bed all day
2. BRaising the legs on pillows or a footstool
3. CRubbing the swollen areas firmly
4. DWrapping the ankles tightly with tape

A resident on isolation precautions says she feels lonely and forgotten. What should the nursing assistant do?

1. ATell her that isolation will make her less lonely in the end
2. BLeave the door open so she can see the hallway
3. CVisit only when she uses the call light, to limit the spread of germs
4. DVisit often in proper PPE, talk with her and keep the call light near

A resident tells the nursing assistant that her tightly curled hair needs special care. What is the best approach?

1. AUse the same routine as for every other resident
2. BBrush it hard each day with a fine-tooth comb to straighten out the curls
3. CWash it every day with strong shampoo
4. DAsk about her usual products and routine, and use a wide-tooth comb