When it is very difficult to draw blood from a patient, it is recommended that you try using a(n) ____ as a tourniquet

To check for symmetrical chest expansion, you should place your hands on the patient's chest, with the thumbs resting on the ________, and ask the patient to inhale

A) costal margins B) nipples C) clavicles D) lateral chest wall

The __________ is the only sprinkler system water flow control valve that operates as a butterfly valve

Fill in the blank(s) with correct word