1
potential indications for IS
Conditions predisposing to atelectasis (post op)
Treat or prevent Atelectasis
Patients w/ restrictive lung disease
A patient recovering from abdominal surgery is having difficulty developing an effective
cough. Which of the following actions would you recommend to aid this patient in
generating a more effective cough?
coordinate with pain meds
splint cough
To minimize a patient’s infection risk between drug treatments with a small-volume jet
nebulizer (SVN), what would you do
rinse neb w/ sterile water
air dry
which device depends on pt.'s inspiratory flow
DPI 40-60 LPM
To minimize the risk of retinopathy of prematurity (ROP), the American Academy of
Pediatrics recommends keeping the PaO2 below what level
80mmHg
Which of the following situations is a contraindication for incentive spirometry?
Pt. can't be instructed to properly use the device
Pt. cooperation is absent, or they can't understand
Pt. is unable to deep breathe
What is the ideal patient position for directed coughing
sitting position w/ 1 shoulder rotated inward w/ head and spine slightly flexed
primary hazard of aerosol drug therapy
adverse reaction to meds being adminstered
clinical objectives of O2 therapy
correct documented or suspected acute hypoxemia
decrease symptoms associated w/ chronic hypoxemia
decrease the workload hypoxemia imposes on the cardiovascular system
Low-flow O2 delivery systems used in respiratory care include which of the following?
nasal cannula
nasal catheter
transtracheal catheter
potential hazards or complications of IS
Hyperventilation
Bronchospasm
Barotrauma
Discomfort (inadequate pain control)
Fatigue
which of the following patients directed coughing might be contraindicated
pt w/ acute unstable spinal injury
pt w/ poor coronary artery perfusion
beneficial effects of using a holding chamber with a metered
dose inhaler (MDI)
reduces oropharyngeal deposition
higher respirable drug dosages
indication for the use of helium-O2 mixtures
manage severe cases of airway obstruction
post extubation stridor
acute severe asthma
croup
Which of the following factors will decrease the FiO2 delivered by a low-flow
O2 system?
device displacement
A postoperative patient using incentive spirometry complains of dizziness and numbness
around the mouth after therapy sessions. What is the most likely cause of these
symptoms?
respiratory alkalosis (hyperventilation)
Which of the following are considered a drug aerosol delivery system
MDI, MDI w/spacer, DPI, SVN, LVN,
hand bulb atomizer,
nasal spray pumps,
USN, Vibrating Mesh
Directed coughing is useful in helping to maintain airway clearance in which of the
following cases?
Pt with copious secretions
Which of the following would indicate a need for O2 therapy for an adult or a child
post op
carbon monoxide/ cyanide poisoning
shock
pulmonary embolism
trauma
acute MI
A 27-year-old woman received from the emergency department is on a nasal cannula at
5 L/min. Approximately what FiO2 is this patient receiving?
40%
indications for directed coughing
clear secretions in patients w/infective cough
obtain sputum sample
Which of the following groups of patients are most likely to have difficulty using a simple MDI for aerosol delivery?
infants, children, elderly and pt's in acute distress
advantages of DPI
inexpensive
do not need propellants
do not require hand breath coordination
when determining a need for O2 therapy, the respiratory therapist should assess which of
the following?
tachypnea
dyspnea
paleness
lab values
You enter the room of a patient who is receiving nasal O2 through a bubble humidifier at
5 L/min. You immediately notice that the humidifier pressure relief is popping off.
Which of the following actions would be most appropriate in this situation?
disconnect bubbler and find the problem
Disadvantages of standard O2 masks include which of the following?
uncomfortable
remove to eat
hyperventilation
blocks vomitus in unconsious pts
a physician orders 2 L/min O2 through a simple mask to a 33-year-old postoperative
woman with moderate hypoxemia breathing room air (PaO2 = 52 mm Hg). What would
be the correct action at this time?
set to 5 LPM minimum to wash out carbon dioxide
You must deliver the highest possible FiO2 to a 67-year-old man with pulmonary edema
breathing at a rate of 35/min. Which of the following O2 delivery systems would be most
appropriate?
non RB
minimum 10 LPM
A 45-year-old patient with congestive heart failure is receiving O2 through a 35 % air-
entrainment mask. With an O2 input of 6 L/min, what is the total output gas flow?
33.8 LPM
You note that the air intake ports surrounding the jet of a 35% air-entrainment mask are
partially obstructed by the patient’s bedding. Which of the following would you expect?
decrease total flow
increase FiO2