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Religious wars that took place between Muslims and Christians during the medieval period are known as 

Which of the following was responsible for exposing the Donation of Constantine as a forgery?

Which statement does NOT accurately describe Theodore Roosevelt and Woodrow Wilson?

Which of the following is true about Joan of Arc?

Islamic culture and society in the 7th through the 12th centuries can be described as 

Which of the following was NOT a Republican President during the 1920’s?

Which of the following were likely the birthplaces of agriculture?

Atrial fibrillation is a common cause of heart failure, as well as can be a result of heart failure exacerbation.  Which of the following pathophysiologic mechanisms contributes to the complications seen in patients with heart failure and concurrent afib.  Choose all that apply.

A finding of “IVC with less than 50% respiratory variability” on TTE is consistent with increased RA pressure and/or hypervolemia?

You admit Mr. Heyes who is a 45-year-old man undergoing treatment for metastatic adenocarcinoma of unknown primary origin. He is admitted with acute dyspnea. On arrival he is in distress. He is hypotensive to 70/30 and tachycardic to the 140s. Jugular veins are distended and his lungs are clear. Electrocardiogram shows low QRS voltage and sinus tachycardia, and you have to strain to hear his very quiet heart sounds on precordial auscultation. Which of the following is likely to be DECREASED in this patient?