Which of the following are advantages of a Stead-Wells water seal ...

[javeds]

Which of the following are advantages of a Stead-Wells water seal spirometer compared with a chain-compensated water seal spirometer?
  I. higher frequency response
  II. can measure subtle flow rates
  III. less affected by inertia
  IV. more accurate volume measurement
 A) I
  B) I and II
  C) I, II, and III
  D) I, II, III, and IV

Question 2

A quick method of diagnosing a pneumothorax is
 A) CT scan
  B) magnetic resonance imaging (MRI)
  C) transillumination
  D) x-ray

[peter]

Answer to Question 1

C

Answer to Question 2

C