Nursing assistant (CNA) knowledge worksheet with answers

What is an incentive spirometer used for?

1. ATo encourage deep breaths and keep the lungs expanded
2. BTo give oxygen through a mask during the night
3. CTo measure the amount of urine in the bladder
4. DTo measure how much oxygen is in the resident's blood

How should a resident who can sit up be positioned for a meal?

1. ASitting upright, as close to 90° as possible
2. BLying on the side facing the nursing assistant
3. CReclined with the head of the bed at about 15°
4. DLying flat on the back

What are passive range-of-motion exercises?

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

Where should the nursing assistant walk when helping a resident with one-sided weakness to walk?

1. AA few steps behind, without touching the resident
2. BSlightly behind the resident on the weaker side, holding the gait belt
3. CBeside the resident on the stronger side
4. DIn front of the resident, pulling them gently by the hands

What is a chemical restraint?

1. AA cleaning chemical that is kept locked away from the residents
2. BA soft belt that is treated with a chemical to keep it clean
3. CA medicine that is given to relieve pain
4. DA drug used to control behavior for convenience, not as treatment

A resident is receiving oxygen through a nasal cannula. Which action is within the nursing assistant's role?

1. ARemove the cannula during meals without telling the nurse
2. BChange the cannula to a mask if the resident prefers it
3. CCheck for kinked tubing and sore skin behind the ears
4. DTurn up the flow rate when the resident is short of breath

A resident tells the nursing assistant that, because of her religion, she does not eat pork. Her breakfast tray has pork sausage. What should be done?

1. ATell her that the menu cannot be changed for her
2. BRemove the sausage and say nothing to anyone
3. CGet a replacement and report it so her preference is recorded
4. DTell her to eat the eggs and simply leave the sausage on the plate

A resident has had several watery stools today. Besides reporting this to the nurse, what should the nursing assistant do?

1. AGive her an anti-diarrhea tablet from the nurse's cart
2. BLeave her in the soiled brief until the next round
3. CHold all fluids so that the stools become less watery
4. DGive prompt perineal care, record stools and offer fluids