Nursing assistant (CNA) knowledge worksheet with answers

Which signs may point to high blood sugar (hyperglycemia)?

1. AExtreme thirst and frequent urination
2. BSudden hunger and a fast heartbeat
3. CShakiness and sudden sweating
4. DPale, cool and clammy skin

What is the normal respiratory rate for a resting adult?

1. A4 to 8 breaths per minute
2. B12 to 20 breaths per minute
3. C24 to 32 breaths per minute
4. D32 to 40 breaths per minute

Where does oxygen pass from the lungs into the blood?

1. AIn the alveoli (tiny air sacs)
2. BIn the nose, as the air is warmed
3. CIn the bronchi, the large airways
4. DIn the trachea, the main windpipe

A resident with a recent hip fracture needs to use a bedpan. Which type is usually used?

1. AA standard bedpan with the head of the bed flat
2. BA urinal held by the nursing assistant
3. CA commode chair next to the bed
4. DA fracture pan

When a restraint has been ordered and applied, how is it usually secured?

1. AWith a tight double knot to the side rail
2. BWith a knot that the resident can easily reach and untie when needed
3. CWith a quick-release knot to the movable part of the bed frame
4. DTo the mattress so it moves when the bed moves

For which resident is an oral temperature not appropriate?

1. AA resident who wears reading glasses
2. BA resident who walks with a cane
3. CAn alert resident who last ate an hour ago
4. DA resident who is unconscious

A resident with dementia picks at her food and keeps walking away from the dining table. Which approach is most helpful?

1. AOffer finger foods she can eat easily, even while walking
2. BFeed her quickly before she can stand up
3. CRestrain her in the chair until she finishes
4. DTake her tray away, because she is clearly not hungry today

A resident with severe arthritis knows when she needs to urinate but often wets herself because she cannot reach the bathroom in time. Which approach helps most?

1. ATell her to wait for the scheduled toileting round
2. BLimit her fluids to one glass a day
3. CPut her in an incontinence brief and change it once a shift
4. DAnswer her call quickly and keep a commode within reach