Which individual finding would most lead the EMT to suspect that a patient has hypoglycemia?

An alert and oriented 45-year-old female patient complains of shortness of breath. Although her respiratory volume and rate are satisfactory, you note cyanosis in her fingertips and you cannot get the pulse oximeter to show a reading. What should be your next action?

Which link of the American Heart Association’s Chain of Survival must occur first, if a patient is to survive cardiac arrest?

Which of these unresponsive patients would the EMT recognize as in cardiac arrest?

Within the human body, what effect does insulin have?

You have been dispatched to a residence for a male patient with a cardiac history who is complaining of chest pain. On scene, you find a 52-year-old man sitting in a chair. He is alert and oriented. He states that his chest pain feels like the last time he had a heart attack. He reports that in the hospital his heart stopped and the health care personnel had to shock him twice before it restarted. He is breathing adequately and has a strong radial pulse. Which of these actions would be appropriate in the assessment and/or management of this patient?

The EMT is correctly accessing for accessory muscle use when he examines which part of the body?

Which of these statements about the heart rhythm of ventricular fibrillation is true?

You have been called for a patient who is confused and slightly combative. Which of these assessment findings would make you suspicious that the patient has hyperglycemia?

You are called to a motor vehicle collision. A 26-year-old female states that she was unrestrained and struck the steering column with her chest after the car she was driving hit another car from behind. She is somewhat confused, and complains of chest pain and difficult and painful breathing when she inhales. Her airway is patent and her breathing is adequate. Assessment of the radial pulse reveals it to be rapid and very irregular and weak. The patient has cyanosis in her nose and fingertips. Her breath sounds are clear and equal, and her skin is moist and pale. The patient informs you that she has asthma and has a metered-dose inhaler (MDI). What is your best initial action in treating this patient?