Nursing assistant (CNA) knowledge worksheet with answers

Compared with an oral temperature, a rectal temperature taken at the same time is usually

1. Aexactly the same as the oral reading
2. Babout 1 °F (0.5 °C) higher
3. Cabout 1 °F (0.5 °C) lower
4. Dabout 4 °F (2 °C) higher

Which disease is a form of chronic obstructive pulmonary disease (COPD)?

1. ATuberculosis
2. BEmphysema
3. CPneumonia
4. DInfluenza

Which organ stores urine until it is passed?

1. AThe liver
2. BThe ureter
3. CThe bladder
4. DThe kidney

During catheter care, in which direction is the catheter tubing cleaned?

1. AFrom about 4 inches down the tube toward the urinary opening
2. BFrom the urinary opening outward, about 4 inches (10 cm)
3. CAfter disconnecting the tube from the drainage bag
4. DBack and forth along the tube with the same washcloth

On which arm should a nursing assistant not measure blood pressure?

1. AThe arm the resident usually prefers
2. BAn arm with an IV line or a dialysis access
3. CThe left arm
4. DThe resident's dominant arm

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

A nursing assistant is about to empty a full urinary drainage bag, and the urine might splash. Under standard precautions, which PPE is most appropriate?

1. AGloves and eye protection, plus a gown if clothes may be splashed
2. BGloves only, because splashes from a drainage bag never reach the face
3. CNo PPE, because urine is not a body fluid
4. DOnly a surgical mask, since splashes are rare

The care plan says a heavy resident needs two staff to reposition him. The other nursing assistant is busy. What should the nursing assistant do?

1. AAsk the resident's visitor to help lift him
2. BSkip the repositioning for this shift
3. CReposition the resident alone, because it is time
4. DWait for, or ask for, a second staff member