Where is one minute of longitude equal to 1 nm?

GPS reference altitude is based on?

You are caring for a 69-year-old man with congestive heart failure. His breathing is profoundly labored, his oxygen saturation reads 79% on oxygen via nonrebreathing mask, and he is showing signs of physical exhaustion. Considering that your protocols do not allow you to perform rapid sequence intubation, you should:

When suctioning a patient’s stoma, you should:

Your first confirmation that the ET tube has passed through the vocal cord is

When nasally intubating a patient, the ET tube is advanced:

You are dispatched to the residence of a 19-year-old man who has a tracheostomy tube and is on a mechanical ventilator. According to the patient’s mother, he began experiencing difficulty breathing about 30 minutes ago. Auscultation of his lungs reveals bilaterally diminished breath sounds, and his oxygen saturation is 80%. You disconnect the patient from the mechanical ventilator and begin bag-mask ventilations; however, you meet significant resistance. You should:

After placing an ET tube, you suspect that the filter line from the capnography adaptor is occluded by blood or other secretions. What should you do in this situation?

If the patient’s oxygen saturation drops at any point during rapid sequence intubation, you should

In which of the following conditions would you likely encounter pulsus paradoxus?