Total application time for endotracheal suction in adults should not exceed which of the follow-ing?

Hazards that may NOT be visible during scene size-up include all of the following EXCEPT the presence of:

a. infected material. b. poisonous substances. c. potential sources of violence or emotional trauma. d. a potentially unstable environment.

The CORRECT sequence for intubating an apneic patient is:

A) ventilation, positioning, visualization, tube placement, and verification of tracheal insertion. B) visualization, tube placement, positioning, verification of tracheal insertion, and ventilation. C) tube placement, visualization, positioning, verification of tracheal insertion, and ventilation. D) verification of tracheal insertion, tube placement, visualization, positioning, and ventilation.