Nursing assistant (CNA) knowledge worksheet with answers

Why are leg exercises encouraged after surgery?

1. ATo make the surgical incision close and heal faster
2. BTo improve circulation and help prevent blood clots
3. CTo help the resident fall asleep
4. DTo lower the resident's appetite before meals

What is one effect of a cold application?

1. AIt reduces swelling and numbs pain
2. BIt raises the temperature of the area
3. CIt widens the blood vessels and increases bleeding
4. DIt increases swelling in the area

What is a healthcare-associated infection (HAI)?

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

How many staff are usually needed to use a mechanical (full-body) lift?

1. AThree or four, one for each corner of the sling
2. BAt least two, according to facility policy
3. COne, because the machine does the lifting
4. DOnly one, as long as the resident is light

A resident with one weaker leg uses a standard walker. What is the usual walking sequence?

1. AMove the walker forward, step with the weaker leg, then the stronger leg
2. BStep with the stronger leg, then the weaker leg, then move the walker
3. CPush the walker as far forward as the arms reach, then hurry to catch up
4. DLift the walker and both legs forward at the same time

During CPR on a resident without a DNR order, an AED (automated external defibrillator) is brought to the bedside. What should be done?

1. AFinish ten more minutes of CPR before using it
2. BUse it only if the resident's pulse is very fast
3. CWait until the doctor arrives before opening it
4. DTurn it on right away and follow its voice prompts

A resident at high risk for falls keeps trying to get up alone at night to use the bathroom. Which plan is most helpful?

1. AOffer toileting on a regular schedule, including before bed
2. BKeep the room completely dark so the resident sleeps through the night
3. CTie the resident to the bed with a sheet at night
4. DRaise the bed to its highest position at night

A resident with an anxiety disorder is breathing fast and says her heart is pounding and she feels she is going to die. What should the nursing assistant do first?

1. ATell her it is only anxiety and leave the room
2. BStay with her, speak calmly and call the nurse to check her
3. CAsk her to walk around the hallway quickly to calm herself down
4. DHave her breathe into a plastic bag