is a good introductory site with some information on lab valves, mechanical ventilation, shock, PA catheters, etc.
Things you can expect to see on a regular basis include: Swan Ganz catheters, arterial lines, central venous pressure monitoring, intra-abdominal pressure monitoring, Rotaprone beds, CRRT/SLED/Dialysis/etc, possibly Intra-aortic Balloon pumping.
Frequent meds: Dopamine, norepinephrine, epinephrine, phenylephrine, vasopressin, dobutamine, diltiazem, amiodarone, sodium bicarbonate, labetalol, metoprolol, hydralazine, enalipril, hydromorphone, morphine, fentanyl, midazolam, lorazepam, propofol, vecuronium, TPA, Insulin gtts, Lasix, bumex, etc.
Types of patients: Radical head and necks, AAA repairs, lots of BIG abdominal surgeries, dead bowel, bowel obstructions, gastrectomy/esophagogastrectomy, colectomy, thoracotomy, etc. Some SICUs do vascular patients to include Fem/popliteal bypass, aorto-femoral bypass, messenteric artery bypass, etc.