LNA Week 2 Quiz: Fundamentals of Care, Safety, and Vital Signs 2026
UPDATE
1. Which of the following is the single most important way to prevent the
spread of infection?
A. Wearing gloves at all times
B. Hand hygiene
C. Using a mask with every resident
D. Staying five feet away from residents
Answer: B
Rationale: Hand hygiene is consistently recognized by health organizations as the primary
method to prevent the transmission of pathogens.
,2. When washing your hands, how long should you rub your hands together
with soap?
A. At least 5 seconds
B. At least 20 seconds
C. At least 10 seconds
D. At least 60 seconds
Answer: B
Rationale: The CDC recommends scrubbing hands for at least 20 seconds to effectively
remove microorganisms.
3. What is the normal range for an adult’s respiratory rate per minute?
A. 8 to 12 breaths
B. 18 to 30 breaths
C. 12 to 20 breaths
D. 20 to 40 breaths
Answer: C
Rationale: A healthy adult typically takes between 12 and 20 breaths per minute while at
rest.
, 4. Which pulse site is most commonly used for measuring a resident’s heart
rate?
A. Carotid
B. Brachial
C. Femoral
D. Radial
Answer: D
Rationale: The radial pulse, located on the thumb side of the wrist, is the standard site for
routine pulse monitoring.
5. What does the abbreviation ‘NPO’ stand for?
A. Nothing per oral (Nothing by mouth)
B. No personal objects
C. Nurse practitioner on-call
D. New patient only
Answer: A
Rationale: NPO stands for the Latin ‘nil per os’, meaning the resident should not eat or
drink anything.
UPDATE
1. Which of the following is the single most important way to prevent the
spread of infection?
A. Wearing gloves at all times
B. Hand hygiene
C. Using a mask with every resident
D. Staying five feet away from residents
Answer: B
Rationale: Hand hygiene is consistently recognized by health organizations as the primary
method to prevent the transmission of pathogens.
,2. When washing your hands, how long should you rub your hands together
with soap?
A. At least 5 seconds
B. At least 20 seconds
C. At least 10 seconds
D. At least 60 seconds
Answer: B
Rationale: The CDC recommends scrubbing hands for at least 20 seconds to effectively
remove microorganisms.
3. What is the normal range for an adult’s respiratory rate per minute?
A. 8 to 12 breaths
B. 18 to 30 breaths
C. 12 to 20 breaths
D. 20 to 40 breaths
Answer: C
Rationale: A healthy adult typically takes between 12 and 20 breaths per minute while at
rest.
, 4. Which pulse site is most commonly used for measuring a resident’s heart
rate?
A. Carotid
B. Brachial
C. Femoral
D. Radial
Answer: D
Rationale: The radial pulse, located on the thumb side of the wrist, is the standard site for
routine pulse monitoring.
5. What does the abbreviation ‘NPO’ stand for?
A. Nothing per oral (Nothing by mouth)
B. No personal objects
C. Nurse practitioner on-call
D. New patient only
Answer: A
Rationale: NPO stands for the Latin ‘nil per os’, meaning the resident should not eat or
drink anything.
