CH.25, 26, 27, & 28 LEWIS RESPIRATORY
EXAM 2025 QUESTIONS AND ANSWERS
To promote the release of surfactant, the nurse encourages the patient to
a. take deep breaths
b. cough five times per hour to prevent alveolar collapse
c. decrease fluid intake to reduce fluid accumulation in the alveoli
d. sit with head of bed elevated to promote air movement through the pores of Kohn -
ANS a. take deep breaths
A patient with a respiratory condition asks, "How does air get into my lungs?" The nurse bases
her answer on knowledge that air moves into the lungs because of
a. increased CO2 and decreased O2 in the blood
b. contraction of the accessory muscles
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,c. stimulation of the respiratory muscles by the chemoreceptors
d. decrease in intrathoracic pressure relative to pressure at the airway - ANS d. decrease in
intrathoracic pressure relative to pressure at the airway
The nurse can best determine adequate arterial oxygenation of the blood by assessing
a. heart rate
b. hemoglobin level
c. arterial oxygen partial pressure
d. arterial carbon dioxide partial pressure - ANS c. arterial oxygen partial pressure
When teaching a patient about the most important respiratory defense mechanism distal to the
respiratory bronchioles, which topic would the nurse discuss
a. alveolar macrophages
b. impaction of particles
c. reflex bronchoconstriction
d. mucociliary clearance mechanism - ANS a. alveolar macrophages
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,A student nurse asks the RN what can be measured by ABG. The RN tells the student that the
ABG can measure: select all that apply
a. acid-base balance
b. oxygenation status
c. acidity of blood
d. bicarbonate in arterial blood
e. overall balance of electrolytes in arterial blood - ANS a. acid-base balance
b. oxygenation status
c. acidity of blood
d. bicarbonate in arterial blood
To detect early s/s of inadequate oxygenation, the nurse would examine the patient for:
a. dyspnea and hypotension
b. apprehension and restlessness
c. cyanosis and cool, clammy skin
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, d. increased urine output and diaphoresis - ANS b. apprehension and restlessness
During the respiratory assessment of an older adult, the nurse would expect to find: Select all
that apply
a. a vigorous reflex cough
b. increased chest expansion
c. increased residual volume
d. diminished lung sounds at base of lungs
e. increased anteroposterior chest diameter - ANS c. increased residual volume
d. diminished lung sounds at base of lungs
e. increased anteroposterior chest diameter
When assessing activity-exercise patterns related to respiratory health, the nurse inquires
about
a. dyspnea during rest or exercise
b. recent weight loss or weight gain
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EXAM 2025 QUESTIONS AND ANSWERS
To promote the release of surfactant, the nurse encourages the patient to
a. take deep breaths
b. cough five times per hour to prevent alveolar collapse
c. decrease fluid intake to reduce fluid accumulation in the alveoli
d. sit with head of bed elevated to promote air movement through the pores of Kohn -
ANS a. take deep breaths
A patient with a respiratory condition asks, "How does air get into my lungs?" The nurse bases
her answer on knowledge that air moves into the lungs because of
a. increased CO2 and decreased O2 in the blood
b. contraction of the accessory muscles
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,c. stimulation of the respiratory muscles by the chemoreceptors
d. decrease in intrathoracic pressure relative to pressure at the airway - ANS d. decrease in
intrathoracic pressure relative to pressure at the airway
The nurse can best determine adequate arterial oxygenation of the blood by assessing
a. heart rate
b. hemoglobin level
c. arterial oxygen partial pressure
d. arterial carbon dioxide partial pressure - ANS c. arterial oxygen partial pressure
When teaching a patient about the most important respiratory defense mechanism distal to the
respiratory bronchioles, which topic would the nurse discuss
a. alveolar macrophages
b. impaction of particles
c. reflex bronchoconstriction
d. mucociliary clearance mechanism - ANS a. alveolar macrophages
2 Copyright ©2025 FYNDLAY ALL RIGHTS RESERVED.
,A student nurse asks the RN what can be measured by ABG. The RN tells the student that the
ABG can measure: select all that apply
a. acid-base balance
b. oxygenation status
c. acidity of blood
d. bicarbonate in arterial blood
e. overall balance of electrolytes in arterial blood - ANS a. acid-base balance
b. oxygenation status
c. acidity of blood
d. bicarbonate in arterial blood
To detect early s/s of inadequate oxygenation, the nurse would examine the patient for:
a. dyspnea and hypotension
b. apprehension and restlessness
c. cyanosis and cool, clammy skin
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, d. increased urine output and diaphoresis - ANS b. apprehension and restlessness
During the respiratory assessment of an older adult, the nurse would expect to find: Select all
that apply
a. a vigorous reflex cough
b. increased chest expansion
c. increased residual volume
d. diminished lung sounds at base of lungs
e. increased anteroposterior chest diameter - ANS c. increased residual volume
d. diminished lung sounds at base of lungs
e. increased anteroposterior chest diameter
When assessing activity-exercise patterns related to respiratory health, the nurse inquires
about
a. dyspnea during rest or exercise
b. recent weight loss or weight gain
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