Nursing assistant (CNA) knowledge worksheet with answers

Why are older adults at higher risk of dehydration?

1. AThey sweat much more than younger adults
2. BTheir sense of thirst often decreases
3. CThey need no fluids at night
4. DTheir kidneys stop making urine

When is a sputum specimen usually best collected?

1. AEarly in the morning, after the resident wakes up
2. BRight after the resident eats lunch
3. CLate at night, just before sleep
4. DRight after the resident uses mouthwash at bedtime

How should a nursing assistant carry used bed linen?

1. AHeld against the chest so it does not drop
2. BAfter shaking it out to remove crumbs
3. COver the shoulder to keep both hands free
4. DHeld away from the uniform

Which rule applies when giving range-of-motion exercises?

1. ASupport the limb above and below the joint and move it gently
2. BMove each joint quickly as far as it will go
3. CExercise only the joints on the resident's strong side to avoid pain
4. DPush the joint past the point of pain to stretch it

A resident with a swallowing problem has just finished eating. How should the resident be positioned?

1. AKept sitting upright for at least 30 minutes
2. BReclined with the feet raised above the head
3. CLaid flat right away so the food settles
4. DTurned onto the stomach to rest

A record shows that a resident fell at 2245. In 12-hour time, when did the fall occur?

1. A12:45 a.m.
2. B10:45 a.m.
3. C8:45 p.m.
4. D10:45 p.m.

A resident's family asks to say prayers at the bedside and wash the body themselves after death, as their religion requires. What should the nursing assistant do?

1. ATell the family that cultural practices are not part of care
2. BExplain that facility rules do not allow family members to do this
3. CDo the usual postmortem care first, then allow the prayers
4. DRespect the request and let the nurse know so it can be arranged

A resident with Parkinson's disease has a tremor and keeps dropping food while eating. What may help?

1. ATell him to eat faster before the tremor gets worse
2. BAsk the nurse about adaptive utensils, and allow extra time to eat
3. CFeed him every meal from now on so that he does not make a mess
4. DGive him only liquid meals from now on