Exam 2 Questions And Answers
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Question 1
A nurse is preparing to perform a physical assessment on an adult client.
Which action demonstrates correct hand hygiene?
A. Wash hands with soap and water for 5 seconds before donning gloves
B. Use alcohol-based hand rub for 20 seconds if hands are not visibly
soiled
C. Wash hands only after client contact, not before
D. Apply gloves without hand hygiene if gloves are available
Correct Answer: B
Rationale: Alcohol-based hand rub should be used for 20 seconds when
hands are not visibly soiled. Hand washing with soap and water for at
least 20 seconds is required when hands are visibly soiled or before
eating. Hand hygiene must be performed before and after client contact.
,Question 2
A nurse is assessing a client's blood pressure. The client is seated with
the arm at heart level. The nurse inflates the cuff to 180 mmHg and
slowly deflates it. The first Korotkoff sound is heard at 140 mmHg, and
the sound disappears at 90 mmHg. How should the nurse record this
reading?
A. 140/90
B. 90/140
C. 180/140
D. 140/180
Correct Answer: A
Rationale: Systolic pressure is the first Korotkoff sound (phase I).
Diastolic pressure is the point where the sound disappears (phase V) in
adults. The reading is recorded as systolic/diastolic.
Question 3
A nurse is assessing a client's temperature using a tympanic
thermometer. Which action is most important for accuracy?
A. Pull the pinna down and back for an adult
B. Pull the pinna up and back for an adult
,C. Insert the probe until it touches the tympanic membrane
D. Use the same ear for all subsequent measurements
Correct Answer: B
Rationale: For an adult, the pinna is pulled up and back to straighten the
ear canal. For a child under 3 years, pull down and back. The probe
should not touch the tympanic membrane.
Question 4
A nurse assesses a client's radial pulse for 30 seconds and counts 36
beats. What is the heart rate?
A. 36 beats per minute
B. 72 beats per minute
C. 108 beats per minute
D. 144 beats per minute
Correct Answer: B
Rationale: Multiply the 30-second count by 2 to obtain beats per
minute. 36 × 2 = 72 bpm. If the rhythm is irregular, count for a full 60
seconds.
, Question 5
A nurse is teaching a client how to take a radial pulse. Which instruction
is correct?
A. "Use your thumb to palpate the pulse"
B. "Use your index and middle fingers to palpate the pulse"
C. "Apply firm pressure to occlude the artery"
D. "Count the pulse for 5 seconds and multiply by 12"
Correct Answer: B
Rationale: The index and middle fingers (not the thumb, which has its
own pulse) are used to palpate the radial pulse. Light pressure is applied;
firm pressure can occlude the artery.
Question 6
A client's respiratory rate is assessed as 28 breaths per minute. The nurse
documents this as:
A. Bradypnea
B. Tachypnea
C. Apnea
D. Eupnea
Correct Answer: B