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Management of the responsive adult patient with a history acute heart failure who presents with respiratory distress with pulmonary​ edema, respiratory rate of​ 32, and SpO2 of 88 percent​ includes: 

Deoxygenated blood leaves the right ventricle and travels through the​ ____________ to enter the lungs.

You are managing a patient with a large flail segment to the right lateral chest. As​ such, you should recognize that the immediate threat to life​ is:

Assessment reveals a drooling​ 57-year-old man with slurred speech and right arm paralysis. Which of the following should be your first​ priority?

You have arrived at a residence for a report of difficulty breathing. An elderly woman meets you at the door and says her husband began having difficulty breathing after dinner and had a​ “wet cough.” She called​ 911, but her husband collapsed before your arrival. He is lying on the​ floor, unresponsive to painful​ stimuli, and with​ shallow, gasping breaths. You can hear crackles as he tries to move air. He has a bounding radial pulse. Which of the following is appropriate in the management of this​ patient?

Which of the following medications is indicated in the treatment of a​ 52-year-old man with difficulty breathing and a history of​ emphysema?

A​ 64-year-old man is complaining of retrosternal chest​ discomfort, which he describes as a​ “heaviness.” In this​ context, which of the following is more suggestive of AMI than of angina​ pectoris?

You have responded for a sick person at a commercial farming​ operation, but on your arrival at a large structure on the​ premises, you are told that there are now three sick people in an​ animal-housing area of the building. Which of the following should you​ do?

A mnemonic to help the AEMT evaluate aspects of the secondary assessment​ is:

Which ECG lead is viewed as it travels between an electrode on the right shoulder and an electrode placed on the lower left​ chest?