Explain how the Passy Muir device facilitates speech. Include: 1. How is the device designed? (.5 pts) 2. How does gas move into the lungs during inspiration (ie the path of gas flow into the lungs)? (1 pt) 3. How does gas move out of the lungs on exhalation (ie the path of gas flow out of the lungs)? (1 pt)

This picture shows one method of performing a “DL”. A. What does the abbreviation “DL” stand for? B. Based on this picture, what type of laryngoscope blade is being used to visualize the airway?

Identify each of the tracheostomy tubes shown here.List one reason for using each tube. A) Type or Name of trach: ________Indication (reason to use this specific tube): ________ B) Type or Name of trach: ________Indication (reason to use this specific tube): ________   

Optimal cuff pressures in an ETT should be maintained between and cmH2O.

It is estimated that the tip of the esophageal-tracheal combitube (ETC) will enter the esophagus in ~95% of patients. If the tip of the ETC is in the esophagus, and the RRT provides manual breaths through the lumen labelled as #1 (blue), where will the gas exit the tube?

What size ETT should the RRT prepare for an adult male of average height?

List two purposes of the cuff on an endotracheal tube (ETT).

Which letter on the diagram in the previous question identifies the inner cannula?

The ancestors of land plants most likely resembled modern-day members of the

Which of the following statements is true about the Krebs (citric acid) cycle and the Calvin (light-independent) cycle?