Generally speaking a ____________loss in bone substance must take place before it is detected radiographically.

Tracking the weight of patients with kidney problems is important for monitoring the amount of ____________________ being retained by the body

Fill in the blank(s) with correct word

Which statement is true about the autonomic nervous system (ANS)?

a. Its function is to allow movement of the body. b. It works only in times of physical stress. c. It is part of the central nervous system. d. It functions outside the control of the individual.