Answers | 2026 Step-by-Step Review |
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• A 44-week gestational age infant is delivered via C-section and is gasping, grunting,
and has tachycardia and tachypnea. At one minute his Apgar score is 4 and at 5
minutes the score is 5. The infant is most likely suffering from
A.
transient tachypnea of the newborn.
B.
meconium aspiration.
C.
bronchopulmonary dysplasia.
D.
apnea of prematurity. -✓✓meconium aspiration.
• All of the following could cause a patient's right-hemidiaphragm to be elevated,
EXCEPT
A.
right lower lobe atelectasis.
B.
right side hyperlucency, absent vascular markings.
C.
hepatomegaly.
D.
right lower lobe consolidation with air bronchograms. -✓✓B. right side hyperlucency,
absent vascular markings
• A 64-year-old, 70 kg (154 lb) man with severe COPD receives independent
(differential) lung ventilation following thoracotomy and right lower lobectomy. Which of
the following setting combinations would be most appropriate for this patient?
A.
Right lung 50 mL; left lung 450 mL
B.
,Right lung 150 mL; left lung 350 mL
C.
Right lung 250 mL; left lung 250 mL
D.
Right lung 350 mL; left lung 150 mL -✓✓Right lung 150 mL; left lung 350 mL
• A 2-year-old child with croup has been intubated for 4 days with a 4 mm ID uncuffed
endotracheal tube. Heated aerosol at an FIO2 of 0.30 has been delivered to the patient.
The physician asks the respiratory therapist to evaluate the patient for possible
extubation. Which of the following would most likely indicate that the patient is ready for
extubation?
A.
The patient is making normal quiet ventilatory efforts.
B.
A negative sputum culture and sensitivity has been reported.
C.
The patient's ABG are within normal range.
D.
Breath sounds are heard around the tube on auscultation. -✓✓D. Breath sounds are
heard around the tube on auscultation.
• A patient is seen in the Emergency Department for complaints of nausea and vomiting.
A nasogastric tube has been inserted and the patient is started on lasix. Which of the
following should the respiratory therapist monitor?
A.
Cardiac enzymes
B.
Serum electrolytes
C.
Arterial blood gases
D.
Cell hydration level -✓✓B. Serum electrolytes
• While instructing a patient prior to a vital capacity maneuver, the respiratory therapist
should direct the patient to
, A.
exhale to residual volume and inhale to inspiratory capacity.
B.
inhale to total lung capacity then exhale to residual volume.
C.
exhale normally then inhale to total lung capacity.
D.
inhale normally then exhale to functional residual capacity. -✓✓B. inhale to total lung
capacity then exhale to residual volume.
• A patient involved in an automobile accident is brought to the ED with tachypnea,
tracheal deviation to the right, splinting, asymmetrical chest movement, and decreased
breath sounds on the left side. The respiratory therapist should initially
A.
insert a chest tube.
B.
administer 100% oxygen via mask.
C.
perform endotracheal intubation.
D.
initiate non-invasive positive pressure ventilation. -✓✓B. administer 100% oxygen via
mask.
• A patient with end-stage pulmonary fibrosis receives oxygen at 2 L/min via
transtracheal oxygen catheter. The patient complains of increased work of breathing
and shortness of breath. The respiratory therapist should
A.
manually ventilate the patient with a resuscitation bag.
B.
increase the flow to the transtracheal catheter to 6 L/min.
C.
evaluate the SpO2 with a pulse oximeter.
D.
flush the transtracheal device with saline. -✓✓flush the transtracheal device with saline.