Nursing assistant (CNA) knowledge worksheet with answers

Why are older adults at higher risk of dehydration?

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

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

1. ABending a joint
2. BMoving a body part toward the midline of the body
3. CMoving a body part away from the midline of the body
4. DTurning a joint in a circle

Which nutrient is especially important for tissue repair and wound healing?

1. ASodium
2. BCaffeine
3. CSimple sugars
4. DProtein

While measuring blood pressure with a stethoscope, which sound gives the systolic reading?

1. AThe loudest sound heard during deflation
2. BThe sound heard when the cuff is fully inflated
3. CThe last sound heard before silence
4. DThe first clear sound heard as the cuff deflates

When are anti-embolism (elastic) stockings usually put on?

1. AAfter the resident has walked for a while
2. BOnly at night, while the resident sleeps
3. CIn the morning, before the resident gets out of bed
4. DWhenever the legs start to look swollen

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. BWipe the cuff with plain water and take it to the next room
3. CShare the cuff with the roommate without cleaning it
4. DUse equipment that stays in that resident's room

A resident whose wife died recently stays in his room, eats little and says he does not want to see anyone. What should the nursing assistant do?

1. ATell him he must cheer up because life goes on
2. BLeave him alone, because he has said that he wants to be alone
3. CInsist that he attend every activity today
4. DSpend time with him, listen and report the changes

A resident with dementia becomes upset when asked to choose from all the clothes in her closet. Which approach best supports her?

1. AOffer a choice between two outfits
2. BTell her she must decide quickly
3. CChoose all her clothes for her without asking
4. DPut her in a hospital gown for the day