________ is not a separate disease organism but a syndrome that occurs because of infection with the human immunodeficiency virus

The descending spinal cord tract that controls all voluntary muscle movement of the body is the:

a. Lateral corticospinal tract b. Vestibulospinal tract c. Reticulospinal tract

The best way to reduce patient radiation exposure is to

A) expose routine radiographs. B) determine the risk/benefit ratio prior to exposure. C) develop office policy for the maximum number of exposures permissible per patient. D) use evidence-based selection criteria for prescribing radiographs.