Miscellaneous Step 1, Part 2 Take the Self -Learning Pre-Tests (1 hour): No minimum score needed to continue module, 5 questions per section Renal In a typical emergency and critical care setting, which of the following is not evaluated when doing a renal scan?*A. Presence of hydronephrosisB. Presence of stonesC. Fluid in the hepatorenal spaceD. Size of kidneyWhat probe must be used to evaluate the renal system?*A. High frequency linear array transducerB. Low frequency phased array transducerC. Low frequency abdominal transducerD. Both B and C can be usedT or F: The bladder must also be studied when attempting to determine cause of renal failure and/or oligoanuria*A. TrueB. FalseT or F: The Doppler mode for kidney is not useful in critically ill patients*A. TrueB. FalseEnlargement of calyceal fornices but easily seen visible shadows of papillae is what grade of hydronephrosis?*A. Grade 1B. Grade 2C. Grade 3D. Grade 4