A therapist viewing frontal and lateral neck x-rays of a 2 year old child and notices what is described as a “picket-fence sign”. Which of the following conditions does this child likely have?

Which of the following treatments is NOT usually needed for an infant with mild-moderate bronchiolitis?

Identify this fetal presentation represented in each of these images:

A positive sweat test would be any value of _____ mmol/L:

The respiratory therapist is assisting the pulmonologist on a methacholine challenge. After inhalation of the fourth concentration of methacholine, the FEV1 decreases to 25%. What should the therapist suggest at this time?

What is the recommended initial therapeutic dose of inhaled nitric oxide (iNO)?

Which of the following fetal shunt(s) is present in the following image labeled C and E? I. Foramen Ovale II. Sinus Venousus III. Patent ductus venosus IV. Patent ductus arteriosus

Which of the following is NOT a component of reactive airway disease found in asthmatic patients?

BONUS: As the therapist auscultates over an infant’s larynx, he hears a very low-pitched sound. On the basis of this finding, what type of obstruction is he likely to have regarding the nature of the upper airway obstruction?

  What is the function of rubisco?