A complete heart block, where the atria and ventricles are no longer connected electrically is also called:

What is the 7th character called in ICD-10-PCS?

a. Extension b. Qualifier c. Qualification d. Extender

Cuffed ET tubes are generally not used in the field until the child is 8 to 10 years old because:

A) the cuff would apply pressure and obstruct the airway. B) the high-pressure cuff would likely rupture the trachea. C) most children are only intubated for short periods of time. D) a cuff at the cricoid ring is not necessary to obtain a seal.