These trailers contain several pressurized vessels. They are constructed of steel and have pressures ranging from 2000 to 6000 psi. The piping and controls are usually located on the rear of the trailer. These trailers are known as:

During ACLS for a 4-year-old child in ventricular fibrillation, a shockable rhythm persists after five cycles of CPR. At this time, what would you recommend?

a. Switch to synchronous countershock (car-dioversion). b. Apply one shock (4 J/kg) and resume compressions immediately. c. Immediately deliver three to five precor-dial thumps. d. Get larger paddles and apply more elec-trolyte gel.

The process of ossification in which bones start out as cartilage models is ________ ossification.

Fill in the blank(s) with the appropriate word(s).