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Modern day humans are:

In a Complete Heart Block, the PR interval is:

Your patient takes enalapril daily for hypertension. This medication is a(n)

Your 52-year-old diabetic patient complains of weakness, nausea, and shortness of breath that began about 10 minutes ago. He is awake and alert and has pale, cool, and moist skin. Breath sounds are present and equal bilaterally without adventitious sounds. He has taken his insulin today and has eaten his normal diet. He has not experienced any abnormal levels of stress or activity. Vital signs are BP 162/98, P 78 and weak, and R 22. The ECG is shown below. You suspect    

Your 4-month-old patient has severe bronchiolitis with copious secretions that require frequent suctioning. Lung fields have diffuse crackles bilaterally. The patient’s ECG is shown below. You should

A 56-year-old patient is complaining that his “heart is racing”. He is disoriented and having difficulty breathing. Examination reveals a BP of 64 by palpation, a weak and rapid carotid pulse, and pale cool skin. The ECG is shown below. Your partner is in the process of administering oxygen. You should    

CPR is immediately restarted on your 6-year-old pulseless and apneic patient after the second defibrillation. Her ECG is shown below. You have obtained vascular access and performed endotracheal intubation. After two more minutes of CPR, you should  

The major modifiable risk factors for developing atherosclerosis include

For the patient to be viable, which heart defect must accompany transposition of the great vessels?

You are preparing to perform synchronized cardioversion on an unstable tachycardia patient after administering a sedative and analgesic. You are about to deliver the electricity when your patient becomes unresponsive and pulseless. The ECG is shown below. When you attempt to cardiovert the patient, the defibrillator will not discharge. This is because the