Question 1

Which of the following pathological conditions would MOST likely result in tracheal deviations on a chest radiograph?

Accepted Answer

A) Patient is rotated 
B) Pulmonary edema 
C) Military nodules 
D) Pneumothorax

Question 2

In a patient with decreased quantity of hemoglobin per unit volume of blood,which of the following pulmonary tests would be MOST likely to be recorded as abnormal?

Accepted Answer

A) Total lung capacity (TL
C)  
B) Diffusing capacity of lung (DLCO) 
C) Forced vital capacity (FV
C)  
D) Maximum voluntary ventilation (MVV)

Question 3

A patient has the following arterial blood gas values:pH = 7.49,PaCO₂ = 31,PaO₂ = 90,and HCO₃- = 24.Which of the following statements is the MOST accurate interpretation?

Accepted Answer

A) Uncompensated metabolic alkalosis 
B) Uncompensated respiratory alkalosis 
C) Partially compensated metabolic alkalosis 
D) Partially compensated respiratory alkalosis

Question 4

Which of the following changes in a chest radiograph would BEST indicate an acute change?

Accepted Answer

A) Flattened diaphragms 
B) Interstitial thickening 
C) Abnormal lung volumes 
D) Fluffy infiltrates

Question 5

A patient has the following arterial blood gas values:pH = 7.32,PaCO₂ = 68,PaO₂ = 60,and HCO₃- = 28.Which of the following statements is the MOST accurate interpretation?

Accepted Answer

A) Uncompensated respiratory acidosis 
B) Partially compensated respiratory acidosis 
C) Uncompensated metabolic acidosis 
D) Partially compensated metabolic acidosis

Question 6

Which of the following organs is responsible for the regulation of the major blood base,bicarbonate (HCO₃-)?

Accepted Answer

A) Lungs 
B) Liver 
C) Kidneys 
D) None of the above

Question 7

Which of the following pathological conditions MOST likely will result in an increased total lung capacity (TLC)determined by a pulmonary function test?

Accepted Answer

A) Pulmonary edema 
B) Atelectasis 
C) Obstructive lung disease 
D) Consolidation

Question 8

Which of the following conditions BEST describes respiratory alkalosis?

Accepted Answer

A) High bicarbonate level (HCO₃-) 
B) Low partial pressure CO₂ (PaCO₂) 
C) Hypocapnia 
D) Low bicarbonate level (HCO₃-)

Question 9

Which of the following pulmonary function tests of gas flow rates reflects the airflow in the large airways?

Accepted Answer

A) Peak expiratory flow (PEF) 
B) Maximum voluntary ventilation (MVV) 
C) Forced expiratory volume in 1 second (FEV₁) 
D) Forced vital capacity (FV
C)

Question 10

Bronchoscopy is BEST indicated for which of the following pathological conditions?

Accepted Answer

A) Assess for infection 
B) Perfusion defects with normal ventilation 
C) Pleural effusion 
D) Pulmonary emboli

Exam 10: Pulmonary Diagnostic Tests and Procedures