Aerobic bacteria grow only in the absence of oxygen.

Rollover, forward deceleration of the rider from vehicle impact with a stationary object, and the rider falling off are common mechanisms of injury from what type of vehicle?

A) Motorcycle B) Watercraft C) All-terrain vehicle D) Snowmobile

What is the approximate depth of penetration for a GP nerve block?

A) 2 mm B) 2 to 6 mm C) 6 to 10 mm D) 9 to 12 mm