Nursing assistant (CNA) knowledge worksheet with answers

What is a hallucination?

1. AA false belief that is held even when proof shows it is wrong
2. BMisreading something that is really there, like a coat seen as a person
3. CForgetting where something was put
4. DSeeing, hearing or feeling something that is not really there

In range-of-motion exercises, what does abduction mean?

1. ATurning a joint in a circle
2. BBending a joint
3. CMoving a body part toward the midline of the body
4. DMoving a body part away from the midline of the body

For most healthy adults, which pulse oximeter (oxygen saturation) reading is normal?

1. A60% to 65%
2. B70% to 75%
3. C80% to 85%
4. D95% to 100%

Which sense is thought to remain the longest in a dying person?

1. ATaste
2. BSmell
3. CSight
4. DHearing

A resident speaks only Spanish, and the nursing assistant speaks only English. What is the best way to communicate important information?

1. AAvoid talking to the resident as much as possible
2. BAsk the resident's 9-year-old grandchild to translate
3. CAsk the nurse to arrange a trained interpreter
4. DSpeak English louder and more slowly

When should care be documented?

1. ABefore the care, so the nurse knows it is planned
2. BAt the start of the shift, to save time later
3. COnly at the end of the week
4. DAfter the care is given, never before

An older resident has very dry, flaky skin. Which bathing practice is best for him?

1. AUse mild soap sparingly, rinse well, pat dry and apply lotion
2. BUse hot water and plenty of soap every day
3. CRub the skin hard with a rough towel to remove all of the flakes
4. DAdd rubbing alcohol to the bath water

A resident with diabetes is drowsy, very thirsty and urinating often, and his breath smells fruity. What should be done?

1. AReport it immediately, as these may be signs of very high blood sugar
2. BLet him sleep, because drowsiness is normal after a large meal
3. CRecord the signs and report them to the nurse on the next day
4. DGive him a glass of orange juice and a cookie to raise his energy