Nursing assistant (CNA) knowledge worksheet with answers

Which tool is commonly used to clean under the fingernails during nail care?

1. AA razor blade
2. BA metal fork
3. CAn orangewood stick
4. DA straight pin

Who is the best judge of how much pain a resident has?

1. AThe nursing assistant who knows the resident best
2. BThe doctor, after an examination
3. CThe resident
4. DThe resident's family

Which vaccine is recommended every year for health care workers?

1. AThe polio vaccine
2. BThe tetanus and diphtheria vaccine
3. CThe measles vaccine
4. DThe influenza (flu) vaccine

Which behavior may show that a resident who cannot speak is in pain?

1. ALaughing at a television show
2. BSleeping quietly through the night
3. CGrimacing and guarding a body part
4. DEating all of a meal quickly

What is "sundowning" in a resident with dementia?

1. AMore confusion and agitation late in the day
2. BSleeping most of the day and staying awake all night by choice
3. CA skin reaction after time spent outside in the sun
4. DA drop in blood pressure that happens only at night

Where is the apical pulse heard with a stethoscope?

1. AOn the left side of the chest, just below the nipple
2. BOn the right side of the neck
3. CBehind the knee
4. DOn the inside of the elbow

A resident at high risk for falls keeps trying to get up alone at night to use the bathroom. Which plan is most helpful?

1. ARaise the bed to its highest position at night
2. BOffer toileting on a regular schedule, including before bed
3. CKeep the room completely dark so the resident sleeps through the night
4. DTie the resident to the bed with a sheet at night

A resident's radial pulse is 48 beats per minute, and she says she feels light-headed. What should the nursing assistant do?

1. AAsk her to drink a cup of coffee and recheck in an hour
2. BWalk her around the hallway to raise her heart rate
3. CKeep her seated or lying down and tell the nurse right away
4. DRecord it and let the next shift recheck it tomorrow