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PNG 2251 Exam 2 Questions And Accurate Answers
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PNG 2251 Exam 2 Questions AndAccurate Answers
1. Which of the following is the mechanism that stimulates the release of surfactant?
a. Fluid accumulation in the alveoli
b. Alveolar collapse from atelectasis
c. Alveolar stretch from deep breathing
d. Air movement through the alveolar pores of Kohn - Answer C. Alveolar stretch from
deep breathing
2. Which of the following causes air to enter the thoracic cavity during inspiration?
a. Contraction of the accessory abdominal muscles
b. Increased carbon dioxide and decreased oxygen in the blood
c. Stimulation of the respiratory muscles by the chemoreceptors
d. Decrease Intrathoracic pressure relative to pressure at the airway - Answer D.
Decrease Intrathoracic pressure relative to pressure at the airway
3. Which of the following measures the lungs ability to adequately oxygenate the arterial
blood?
a. Arterial oxygen tension
b. Carboxyhemoglobin level
c. Arterial carbon dioxide tension
d. Venous carbon dioxide tension - Answer A. Arterial oxygen tension
4. Which of the following is the most important respiratory defence mechanism distal to
the respiratory bronchioles?
a. Alveolar macrophage
b. Impaction of particles
c. Reflex bronchoconstriction
d. Mucociliary clearance mechanism - Answer A. Alveolar macrophage
,5. Which of the following is caused by a rightward shift of the oxygen-hemoglobin
dissociation curve?
a. Metabolic alkalosis
b. Postoperative hypothermia
c. Release of oxygen at the tissue level
d. greater affinity of oxygen for hemoglobin - Answer C. Release of oxygen at the tissue
level
6. Which of the following are very early signs or symptoms of inadequate oxygenation?
a. Dyspnea and hypotension
b. Apprehension and restlessness
c. Cyanosis and cool, clammy skin
d. Increased urine output and diaphoresis - Answer B. Apprehension and restlessness
7. During the respiratory assessment of an older adult, the nurse would expect to find
which of the following? (select all that apply)
a. A vigorous cough
b. Increased chest expansion
c. Increased residual volume
d. Increased breath sounds in the lung apices
e. Increased anteroposterior (AP) chest diameter - Answer C, E
8. Which of the following should the nurse inquire about when assessing activity and
exercise related to respiratory health?
a. Dyspnea during rest or exercise
b. Recent weight loss or weight gain
c. Ability to sleep through the entire night
d. Willingness to wear oxygen equipment in public - Answer A. Dyspnea during rest or
exercise
9. Which of the following is the best tool to assess for the vibration of tactile fremitus?
a. Palms
b. Fingertips
, c. Stethoscope
d. Index fingers - Answer A. Palms
10. Which of the following is an abnormal finding in the assessment of the respiratory
system?
a. Presence of tactile fremitus
b. Inspiratory chest expansion of 2.5cm
c. Percussion resonance over the lung bases
d. Symmetrical chest expansion and contraction - Answer A. Presence of tactile
fremitus
11. Which of the following is performed to remove pleural fluid for analysis?
a. Thoracentesis
b. Bronchoscopy
c. Pulmonary angiography
d. Sputum culture and sensitivity - Answer A. Thoracentesis
1. A client is seen in the clinic for an episode of epistaxis, which is controlled by
placement of anterior nasal packing. During discharge teaching, what should the nurse
instruct the client to do?
a. Use ASA (Aspirin) for pain relief
b. Remove the packing later that day
c. Skip the next dose of antihypertensive medication
d. Avoid vigorous nose blowing and strenuous activity - Answer D. Avoid vigorous nose
blowing and strenuous activity
2. A client with allergic rhinitis reports severe nasal congestion, sneezing, and watery,
itchy eyes and nose at various times of the year. What should the nurse advise the client
to do?
a. Avoid all intranasal sprays and oral antihistamines
b. Limit the duration of use of nasal decongestant spray to 10 days
c. Use oral decongestants at bedtime to prevent symptoms during the night
d. Keep a diary of when the allergic reaction occurs and what precipitates it - Answer D.
Keep a diary of when the allergic reaction occurs and what precipitates it
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