Nursing assistant (CNA) knowledge worksheet with answers

Which water should be used to rinse dentures?

1. ANo water, only a dry tissue
2. BCool or lukewarm water
3. CHot water, to kill germs
4. DBoiling water

Which signs are typical of shock?

1. ARed, hot, dry skin and a slow, strong pulse
2. BPale, cool, clammy skin and a rapid, weak pulse
3. CNormal skin color and a steady pulse
4. DWarm skin and a very high blood pressure

In a resident with darker skin, which change may be an early sign of a pressure injury?

1. AA small amount of dry skin on the elbows
2. BA darker or purplish area, or one warmer or firmer than nearby skin
3. CA freckle that the resident has had for many years
4. DSkin that looks the same as the surrounding skin and feels normal

Which vital sign should be reported to the nurse right away?

1. ARespirations of 30 per minute in a resting adult
2. BA pulse of 76 beats per minute
3. CA blood pressure of 118/76 mmHg
4. DAn oral temperature of 98.2 °F (36.8 °C) taken before breakfast

Which team member usually evaluates a resident's swallowing problems?

1. AThe speech-language pathologist
2. BThe activities director
3. CThe physical therapist
4. DThe social worker

How can a stool specimen be kept from being contaminated?

1. ALeave the specimen uncovered in the bathroom until the end of the shift
2. BHave the resident urinate first and keep toilet paper out of it
3. CCollect the specimen from the toilet water after flushing
4. DMix the stool with water before putting it in the container

After 10 minutes, a resident's skin under an ice pack looks pale and white, and she says it feels numb. What should the nursing assistant do?

1. ALeave it on because the cold is working well
2. BAdd more ice to the pack
3. CMove the ice pack directly onto the skin
4. DRemove the ice pack and report it to the nurse

Which action best prevents a nursing assistant from leaving a resident unattended in a raised bed while making an occupied bed?

1. AWorking as quickly as possible without stopping
2. BAsking the resident to hold the edge of the mattress
3. CGathering all the needed linen before starting
4. DRaising the bed only after the linen is removed