QUESTIONS FULL SOLUTION
◉ During a pre-operative evaluation, bedside spirometry results are
as follows: FVC 88% of predicted, FEV1 85% of predicted, FEV1/FVC
82% of predicted and FEF25-75 81% of predicted. How should the
respiratory therapist interpret these results?
A. a mild restrictive disorder
B. a mild obstructive disorder
C. normal lung function
D. mixed obstructive/restrictive disorder. Answer: normal lung
function
◉ A 55 year-old male patient is being evaluated for pulmonary
rehabilitation. During a cycle ergometer cardiopulmonary stress
procedure, the patient has a heart rate of 100/min and a respiratory
rate of 20/min. He suddenly begins to complain of chest pain and
severe shortness of breath. The respiratory therapist should
A. reduce the speed of the bike.
B. administer supplemental oxygen.
C. gradually reduce the workload and monitor closely.
,D. terminate the procedure immediately.. Answer: terminate the
procedure immediately.
◉ At 1 minute post-delivery, a newborn has blue extremities with a
pink body, heart rate is 90/min, respiratory rate is 20/min with a
weak cry, cough reflex is present, and there is some flexion of the
extremities. At 5 minutes post-delivery, the infant is completely pink,
heart rate is 140/min, respiratory rate is 40/min, cough reflex is
present, and the baby is active with a strong cry. What APGAR scores
should be assigned?
A. 4 & 8
B. 5 & 9
C. 5 & 10
D. 6 & 10. Answer: 6 & 10
◉ The respiratory therapist is asked to administer 2.5 mg of
albuterol to a patient via small volume nebulizer. The medication is
available in a 0.5% solution. What volume of albuterol should be
administered?
A. 0.25 mL
B. 0.50 mL
C. 1.25 mL
,D. 2.5 mL. Answer: 0.50 mL
◉ After consulting on management of a patient with pneumonia and
atelectasis, the pulmonologist has documented in the Progress Notes
a need to change the patient's treatment regimen. The respiratory
therapist should
A. continue the current treatment plan.
B. report the change in treatment plan to the next shift.
C. check the electronic medical record for new physician orders.
D. disregard the information until notified by the shift supervisor..
Answer: check the electronic medical record for new physician
orders.
◉ A 60 kg (132 lb) patient is being mechanically ventilated with the
following settings: VC, A/C; VT 500 mL, respiratory rate 12/min,
FIO2 1.00 and 10 cm H2O PEEP. The patient's peak airway pressure
is 60 cm H2O and his SpO2 is 85%. A current chest x-ray shows
diffuse bilateral infiltrates. Which of the following is the most
appropriate action in order to reduce peak airway pressure?
A. Increase the frequency.
B. Change to airway pressure release ventilation.
C. Decrease the inspiratory time.
, D. Increase PEEP to 15 cm H2O.. Answer: Change to airway pressure
release ventilation.
◉ In order to verify the accuracy of a lab-based spirometer device,
the respiratory therapist should utilize a
A. rotameter.
B. 3.0 L syringe.
C. Wright respirometer.
D. pneumotachometer.. Answer: 3.0 L syringe.
◉ While performing diagnostic chest percussion, the respiratory
therapist notes decreased resonance to percussion. Which of the
following are potential causes of this finding?
1. pneumothorax
2. pleural effusion
3. pneumonia
4. atelectasis. Answer: 2, 3, and 4 only
◉ A 19-year-old patient is brought to the emergency department
after taking a handful of pills. The patient is obtunded but is making
regular, sonorous respiratory efforts. Auscultation reveals coarse