A patient who was injured in a motor vehicle collision has a separation of the rib and its associated spinal vertebrae. Based on the anatomy of the spine, where has this injury occurred?

Bedridden: ________

Fill in the blank with correct word.

The use of multiple prescription drugs by a single patient, causing the potential for negative effects such as overdosing or drug interaction, is called:

A. potentiation. B. polypharmacy. C. drug tolerance. D. drug dependency.