A conscious and alert adult presents with chest heaviness after walking for 10 minutes. The patient denies SOB, nausea, or diaphoresis. PMH: AMI last year. Meds: losartan and hydrochlorothiazide. Denies any allergies. VS: BP 100/70; P 40; ECG as below; R 16; RA SpO2 96%. Lungs are clear bilaterally; skin is pink, warm and dry. Weight: 180 lbs. rhythm 6.jpg Identify the ECG:

A pediatric pt. presents with profound hypotension and altered mental status. Lung sounds are clear. ECG rhythm below. IMC with vascular access has been completed. NS IVP has been administered at a weight-appropriate volume X 2 with no change. rhythm 7.png What is indicated next?

A 3-year old child presents in moderate to severe respiratory distress with audible marked stridor that has progressively gotten worse over the past several days. The child has a fever (101° F), a loud barking cough, and a very hoarse/raspy cry. There is no drooling, wheezing, or retractions. VS: BP 92/60; P 120; R 46; stridor auscultated in upper airway, peripheral lung fields are clear.Which of these is indicated?

A 6 y/o is unconscious from an upper airway foreign body obstruction. The object was not visible upon inspection and CPR with chest compressions is started. Which of these actions are appropriate measures to take next?Select 3 options

      A conscious and alert 8 y/o presents with dyspnea from a suspected asthma attack. Respiratory effort is adequate at a rate of 30 with expiratory wheezes in all lung fields. There are no retractions or use of accessory muscles. SpO2 95%; EtCO2 38 with a shark fin waveform. HR 120.         EMS should administer: [BLANK-1]

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Which statement about microscopy methods is accurate?

Which group of microorganisms is responsible for oxygenating Earth’s atmosphere roughly 2.6 billion years ago?

An annual risk assessment for tobacco, alcohol, or drug use should be conducted at all well-child visits beginning at what age?