Nursing assistant (CNA) knowledge worksheet with answers

In the chain of infection, what is a "susceptible host"?

1. AAn object that carries the germ between people
2. BThe place where the germ lives and grows
3. CA person who can become sick from the germ
4. DThe way the germ leaves an infected person

Where should a used disposable razor be placed?

1. AIn a puncture-resistant sharps container
2. BIn a plastic bag that is tied closed
3. CIn the regular trash can in the room
4. DIn the soiled linen hamper

What does hemiplegia mean?

1. AParalysis of both legs only, below the waist
2. BWeakness of the face only
3. CParalysis on one side of the body
4. DParalysis of all four limbs

Which breathing technique is often taught to residents with COPD?

1. APursed-lip breathing
2. BBreathing into a paper bag
3. CBreathing quickly through the mouth
4. DHolding the breath as long as possible

Which care measure is common for a resident with heart failure?

1. AKeeping the resident lying flat at all times
2. BEncouraging the resident to drink as much as possible
3. CRaising the head of the bed to make breathing easier
4. DAdding extra salt to the resident's meals

How should a portable oxygen cylinder be stored?

1. ALying flat on the floor next to the bed so it cannot tip
2. BLeaning against the wall without support
3. CNext to a heater to keep it warm
4. DUpright and secured in a holder so it cannot fall

During a transfer, a nursing assistant notices a small new skin tear on the resident's forearm. What should the nursing assistant do?

1. AReport it to the nurse and handle the arm more gently
2. BCover it with adhesive tape so the resident does not notice it
3. CLeave it, because small skin tears heal on their own
4. DMention it only if the family asks about it

A resident who usually eats all of her meals has eaten about 10% of her food today and is drinking very little. What should the nursing assistant do?

1. ARemove the tray without recording anything
2. BTell her she must finish her meal before leaving the table
3. CRecord that she ate her usual amount, because it is only one day
4. DRecord the amounts accurately and report the change to the nurse