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You arrive on scene to a 34-year-old male gunshot victim lying in his living room, disoriented, pale, cool, and diaphoretic, with shallow respirations. You note blood on his shirt at the chest and abdomen, and the puncture wound appears to be through the chest. What is your first priority in treating this patient?

Your patient is very sweaty, speaking only in sentences of one or two words. What would you expect could happen to this patient without intervention?

A 64-year-old male has exertional dyspnea. He tells you he has had swelling in his lower legs for the last week. You auscultate fine crackles in his lower lungs. His vital signs are P 88, R 22, BP 172/92, and SpO2 is 92% on room air. You should suspect:

Which of the following would be an expected pupil response to a narcotic overdose?

Critical thinking is best exemplified by which EMT?

An 84-year-old male complains of pain in his chest that started while he was watching TV. He describes the pain as squeezing and rates it 5 of 10. He tells you he has a history of heart disease. His lungs are clear to auscultation. His vital signs are P 102, R 16, BP 86/62, and SpO2 is 95% on room air. You should:

The basic principle behind hemodialysis and peritoneal dialysis is to:

Delayed capillary refill time is a sign of:

Your patient was just involved in a motor vehicle collision. She is breathing very fast and shallowly. You auscultate her lung sounds and find diminished breath sounds on the right side. You suspect that the patient is most likely suffering from:

An unresponsive 23-year-old female was rescued from a lake after a waterskiing accident. She is apneic and pulseless. One rescuer is stabilizing her head and opening her airway with a jaw-thrust maneuver while another begins CPR. You should next: