Total lung capacity is composed of all of the following EXCEPT:
a. IRV.
b. IC.
c. ERV.
d. RV.
Q. 2 A respiratory therapist has a positive TB skin test after having contact with a patient with active TB. Which of the following actions would MOST likely be taken regarding the positive skin test?
a. The therapist will be started on a 1-year course of isoniazid prophylactically.
b. The test will be followed with monthly chest x-rays to detect changes in the lung parenchyma.
c. The therapist will be on paid administrative leave for 3 months until it is ensured that she is noncontagious.
d. The therapist will be required to wear a mask at work for 3 months until it is established that she is noncontagious.
Q. 3 An obese patient had upper abdominal surgery 2 days earlier. He has a weak nonproductive cough and a pulse oximeter (SpO2) reading of 84 on room air. Which therapist-driven protocol(s) should be implemented?
1. Bronchopulmonary hygiene therapy
2. Lung expansion
3. Oxygen therapy
4. Aerosolized medication therapy
a. 1
b. 3, 4
c. 2, 3
d. 1, 3, 4
Q. 4 According to the aerosolized medication therapy protocol, the respiratory therapist may select medications from all of the following categories EXCEPT _____ agents.
a. antiinflammatory
b. sympathomimetic
c. parasympatholytic
d. antimicrobial
Q. 5 The pulmonary diffusion capacity of the carbon monoxide test is used to:
a. assess the patient's blood carbon monoxide level.
b. remove carbon monoxide from the patient's blood.
c. measure the residual volume.
d. assess the alveolar-capillary membrane.
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