Compensating filters are used to compensate for _____________ tissue density of anatomic structures being imaged.

Breathing is controlled by what part of the brain?

a. Hypothalamus b. Cerebellum c. Pons d. Medulla oblongata

Contracture of the hand, fingers, and wrist resulting from reduced blood flow to the af-fected muscles is called:

a. Paget disease b. Volkmann contracture c. Ganglion d. Rheumatoid arthritis