Page 1 of 182
KETTERING TMC PRACTICE EXAM TEST BANK |
FREQUENTLY TESTED QUESTIONS WITH
CORRECT ANSWERS | BRAND NEW!
The FRC (functional residual capacity) is measured on a patient
using the helium dilution technique and the result is 3.0 liters.
The same patient is then tested in a body box and the result is 4.5
liters. Which of the following would account for the difference?
a. The patient has significant non-ventilated lung volume
b. There was a leak during the helium dilution procedure
c. The patient did not perform the maneuver properly
d. Hysteresis is present - ✔✔✔ Correct Answer > a. The patient has
significant non-ventilated lung volume
What should the respiratory therapist report as the patient's C(a-
v)O2?
a. 1.8 vol%
b. 3.3 vol%
c. 5.2 vol%
,Page 2 of 182
d. 7.3 vol% - ✔✔✔ Correct Answer > b. 3.3 vol%
A physician asks the respiratory therapist to measure a patient's
ability to cough and clear secretions from his airway. Which of
the following would the therapist utilize to evaluate the patient?
a. wright respirometer
b. flutter valve
c. aneroid manometer
d. spacer - ✔✔✔ Correct Answer > c. aneroid manometer
A respiratory therapist is performing spirometry on a patient
with chronic bronchitis. Which of the following equipment would
produce an unreliable measurement?
a. body plethysmograph
b. water seal spirometer
c. wright respirometer
d. pressure differential pneumotachometer - ✔✔✔ Correct Answer > c.
wright respirometer
A patient in the intensive care unit has the following data
obtained:
,Page 3 of 182
pH: 7.41
PaCO2: 40 torr
PaO2: 235 torr
SaO2: 99%
HCO3-: 23 mEq/L
BE: +1 mEq/L
FIO2: 1.0
VD/VT: 0.35
Hb: 15 g/dL
RER: 0.8
PB: 747
What should the respiratory therapist report as the P(A-a)O2?
a. 210 torr
b. 415 torr
c. 535 torr
d. 620 torr - ✔✔✔ Correct Answer > b. 415 torr
, Page 4 of 182
A 2-month-old infant is receiving 40% oxygen via an oxygen
hood. While performing oxygen rounds, the respiratory therapist
analyzes the FIO2 inside the hood and discovers that the FIO2 is
registering 0.50. The respiratory therapist calibrated the oxygen
analyzer at the beginning of the shift. The respiratory therapist
should
a. check to see that the hood is sealed tightly around the infant's
neck.
b. decrease the flow to the hood.
c. check to see that the temperature setting on the humidifier is
at 34oC.
d. recalibrate the oxygen analyzer. - ✔✔✔ Correct Answer > d.
recalibrate the oxygen analyzer.
A patient is being ventilated with a Servo 300 ventilator in the
intensive care unit. The following data is obtained:
Mode: SIMV
Mandatory rate: 12 b/min
Total rate: 12 b/min
VE: 8.6 L
FIO2: 0.60
PIP: 31 cm H2O
KETTERING TMC PRACTICE EXAM TEST BANK |
FREQUENTLY TESTED QUESTIONS WITH
CORRECT ANSWERS | BRAND NEW!
The FRC (functional residual capacity) is measured on a patient
using the helium dilution technique and the result is 3.0 liters.
The same patient is then tested in a body box and the result is 4.5
liters. Which of the following would account for the difference?
a. The patient has significant non-ventilated lung volume
b. There was a leak during the helium dilution procedure
c. The patient did not perform the maneuver properly
d. Hysteresis is present - ✔✔✔ Correct Answer > a. The patient has
significant non-ventilated lung volume
What should the respiratory therapist report as the patient's C(a-
v)O2?
a. 1.8 vol%
b. 3.3 vol%
c. 5.2 vol%
,Page 2 of 182
d. 7.3 vol% - ✔✔✔ Correct Answer > b. 3.3 vol%
A physician asks the respiratory therapist to measure a patient's
ability to cough and clear secretions from his airway. Which of
the following would the therapist utilize to evaluate the patient?
a. wright respirometer
b. flutter valve
c. aneroid manometer
d. spacer - ✔✔✔ Correct Answer > c. aneroid manometer
A respiratory therapist is performing spirometry on a patient
with chronic bronchitis. Which of the following equipment would
produce an unreliable measurement?
a. body plethysmograph
b. water seal spirometer
c. wright respirometer
d. pressure differential pneumotachometer - ✔✔✔ Correct Answer > c.
wright respirometer
A patient in the intensive care unit has the following data
obtained:
,Page 3 of 182
pH: 7.41
PaCO2: 40 torr
PaO2: 235 torr
SaO2: 99%
HCO3-: 23 mEq/L
BE: +1 mEq/L
FIO2: 1.0
VD/VT: 0.35
Hb: 15 g/dL
RER: 0.8
PB: 747
What should the respiratory therapist report as the P(A-a)O2?
a. 210 torr
b. 415 torr
c. 535 torr
d. 620 torr - ✔✔✔ Correct Answer > b. 415 torr
, Page 4 of 182
A 2-month-old infant is receiving 40% oxygen via an oxygen
hood. While performing oxygen rounds, the respiratory therapist
analyzes the FIO2 inside the hood and discovers that the FIO2 is
registering 0.50. The respiratory therapist calibrated the oxygen
analyzer at the beginning of the shift. The respiratory therapist
should
a. check to see that the hood is sealed tightly around the infant's
neck.
b. decrease the flow to the hood.
c. check to see that the temperature setting on the humidifier is
at 34oC.
d. recalibrate the oxygen analyzer. - ✔✔✔ Correct Answer > d.
recalibrate the oxygen analyzer.
A patient is being ventilated with a Servo 300 ventilator in the
intensive care unit. The following data is obtained:
Mode: SIMV
Mandatory rate: 12 b/min
Total rate: 12 b/min
VE: 8.6 L
FIO2: 0.60
PIP: 31 cm H2O
