Nursing assistant (CNA) knowledge worksheet with answers

In Fowler's position, how is the resident placed?

1. ASitting up, head of the bed raised about 45–60°
2. BLying on the left side with the upper knee bent
3. CLying flat on the back
4. DLying on the stomach with the head turned to one side

What does the suffix "-itis" mean?

1. ASurgical removal
2. BTumor
3. CInflammation
4. DPain

What does the top number (systolic) of a blood pressure reading measure?

1. AThe amount of oxygen carried in the blood
2. BThe pressure in the arteries when the heart rests
3. CThe pressure in the arteries when the heart contracts
4. DThe number of heartbeats in one minute

Which signs may point to dehydration?

1. ASudden weight gain over one day
2. BMoist skin and swelling of the feet and ankles
3. CLarge amounts of pale urine
4. DDark, strong-smelling urine and a dry mouth

A resident wears a nasal cannula. Where should the nursing assistant check for skin irritation?

1. AOn the soles of the feet and the heels
2. BBehind the ears and around the nostrils
3. COn the back of the hands
4. DUnder the arms and around the neck

Unless ordered otherwise, why is the head of the bed usually kept at 30 degrees or lower for a resident at risk of pressure injury?

1. AHigher angles make it much harder for the resident to see the television screen
2. BLower angles help the resident digest food
3. CLower angles prevent the side rails from being used
4. DHigher angles make the resident slide down, causing shearing over the tailbone

A resident on airborne precautions for tuberculosis must be taken to another department for an X-ray. Which precaution is usual?

1. AThe resident's door is left open during the trip
2. BThe resident wears a surgical mask while out of the room
3. CThe resident goes without a mask so breathing is easier
4. DThe resident is told never to leave the room for any test

A resident with a do-not-resuscitate (DNR) order starts choking on food at lunch and cannot speak. What should the nursing assistant do?

1. AGive the resident water to wash the food down
2. BGive abdominal thrusts and call for help; DNR does not forbid this
3. CWait for the nurse to read the DNR order before doing anything
4. DDo nothing, because the DNR order means no emergency care at all