Nursing assistant (CNA) knowledge worksheet with answers

Who directs and supervises the work of a nursing assistant in a care facility?

1. AThe resident's closest family member
2. BA licensed nurse
3. CThe facility's activities coordinator
4. DA more experienced nursing assistant on the same shift

What is a healthcare-associated infection (HAI)?

1. AAn infection that is passed only through food
2. BAn infection that the person already had before being admitted
3. CAn infection caught while receiving care in a health care setting
4. DAn infection that affects only health care workers

With which residents are standard precautions used?

1. AOnly with residents who have a known infection
2. BOnly when blood can be seen
3. CWith every resident
4. DOnly with residents in isolation rooms

When should an ostomy pouch usually be emptied?

1. AWhen it is about one-third to one-half full
2. BOnce a week, when the whole pouch is changed
3. COnly when it is completely full
4. DOnly at bedtime

Which breathing technique is often taught to residents with COPD?

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

A resident with an intellectual disability is learning to make his own bed. Which approach helps most?

1. AMake the bed for him because it is faster
2. BCorrect every mistake in front of others
3. CTeach one simple step at a time, praise success and be patient
4. DExplain all the steps at once, then leave him to try it on his own

The cord of a resident's electric razor is frayed. What should the nursing assistant do?

1. APut it back in the drawer for the next shift
2. BWrap the frayed area with electrical tape and keep using it
3. CUse it carefully one last time, then report it
4. DRemove it from use and report it per facility policy

On a very hot day, a resident is sweating heavily, feels dizzy and has a headache. What should the nursing assistant do?

1. ATake her for a short walk outside in the sun so that she feels better
2. BMove her somewhere cooler, offer fluids if allowed and tell the nurse
3. CGive her a hot drink so that she sweats out the extra heat
4. DCover her with a blanket and close the windows to stop drafts