Which of the following is true concerning the triple-lumen esophageal catheter used with the BICORE CP-100 Pulmonary Monitoring System?
a. It can measure intrapleural pressure indi-rectly.
b. Its ideal position is the upper third of the esophagus.
c. When the catheter enters the stomach, a negative pressure is recorded.
d. The catheter can be positioned by observ-ing the markings on its side.
Q. 2 Which type of pressure-measurement device is used to measure a patient's maximum inspiratory pressure?
a. Variable inductance c. Plethysmograph
b. Aneroid manometer d. Strain gauge
Q. 3 Which type of pressure-measurement device is best suited to measure arterial blood pressure through an arterial catheter?
a. Bourdon gauge c. Variable inductance
b. Aneroid manometer d. Variable capaci-tance
Q. 4 The bedside respiratory mechanics of mechanically ventilated patients can be measured with which of the following?
1. VenTrak system
2. Tissot spirometer
3. BICORE CP-100 system
4. Stead-Wells spirometer
a. 1 and 2 c. 2 and 3
b. 1 and 3 d. 2 and 4
Q. 5 Aneroid manometers use ________ to measure pressure.
a. a vacuum chamber with a flexible dia-phragm
b. capacitance and changes in output voltage
c. changes in inductance of two coils
d. a Wheatstone bridge circuit
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