For central venous pressure monitoring all are true except: (A) Internal jugular vein is preferred site, (B) Indicated to administer hyperosmolar drugs, (C) Pulmonary capillary wedge pressure normally is 10-20 mmHg, (D) Swan- ganz catheter entering pulmonary artery shows as dicrotic notch.
Answer is C. Pulmonary capillary wedge pressure in 4-12 mmHg normally.