Before a ventilator is used, an operational verification check is ...

[Pineappleeh]

Before a ventilator is used, an operational verification check is performed. A simple variation of this procedure is also performed under which of the following circumstances?
 
  a. Before a blood gas sample is obtained.
  b. When the physician's order specifies a change in ventilator settings.
  c. Before a patient is reconnected to a venti-lator after the ventilator circuit has been changed or disassembled for any reason.
  d. Before the patient's hemodynamic status is monitored.

Question 2

A physical examination of the chest is performed on a patient who is being mechanically venti-lated. Breath sounds and percussion are normal except over the right middle lobe, where late in-spiratory crackles are heard.
 
  This area is dull to percussion. An evaluative chest radiograph image reveals infiltrates in the right middle lobe. Based on these findings alone, which of the following is the most likely problem?
  a. Pneumothorax in the right hemithorax
  b. Congestive heart failure
  c. Right middle lobe pneumonia
  d. Asthma affecting the right side only

[polinasid]

Answer to Question 1

ANS: C
Options A, B, and D refer to times when a patient-ventilator system checks are performed.

Answer to Question 2

ANS: C
For patients with pneumonia, the chest is dull to percussion, breath sounds are decreased, and crackles (rales) occur late in inspiration over the affected area.

[Pineappleeh]

Thank you

[polinasid]

No problemo