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. BThey need no fluids at night
3. CTheir sense of thirst often decreases
4. DTheir kidneys stop making urine

What are passive range-of-motion exercises?

1. AExercises that the resident does completely alone each day
2. BExercises that use heavy weights to build strength
3. CExercises done only in a warm swimming pool with a therapist
4. DExercises in which staff move the joints for the resident

Which task is usually within a nursing assistant's scope of practice?

1. AHanding a resident the tablets in their morning medicine cup
2. BExplaining a new diagnosis to the resident's family
3. CMeasuring and recording a resident's fluid intake and output
4. DInserting a urinary catheter

A resident is on contact precautions for MRSA. How should the blood pressure cuff and stethoscope be handled?

1. AUse the hallway cuff on every resident in turn
2. BShare the cuff with the roommate without cleaning it
3. CWipe the cuff with plain water and take it to the next room
4. DUse equipment that stays in that resident's room

When entering the room of a resident who is blind, what should the nursing assistant do?

1. ATurn off the lights because the resident does not need them
2. BTouch the resident's shoulder silently so as not to startle them
3. CRearrange the furniture to make more space
4. DKnock, say the resident's name and identify themselves

During perineal care for an uncircumcised male resident, what is done with the foreskin?

1. AIt is never moved during perineal care
2. BIt is pulled back to clean, then returned to its normal position
3. CIt is pulled back and left in that position after care is finished
4. DIt is cleaned with alcohol without pulling it back

A resident complains that her roommate's television is loud at night and she cannot sleep. What should the nursing assistant do?

1. AMove her bed into the hallway for the night
2. BTell her to put up with it because it is a shared room
3. CUnplug the roommate's television while she is out of the room
4. DReport it and help find a solution that respects both residents

A resident has severe osteoporosis. Which practice is most important during her care?

1. AKeep her in bed at all times so her bones rest
2. BMove her quickly to finish care in less time
3. CEncourage her to lift heavy objects each day to build bone strength
4. DMove and turn her gently, with enough help, to prevent fractures