The touch screen, touch pad, and ____ are types of pointing devices. 

When a multiarticular muscle shortens such that lengthening at one joint causes it to shorten over another joint, it is called:

a. rigidity b. tenodesis. c. accessory motion. d. assisted motion.

Which of the following is a safety concern with Type III construction?

A. Often incorrectly referred to as being fireproof B. Large, open void areas are created between floors of a structure C. Voids exist inside roof and truss systems that allow rapid fire spread D. Glued, laminated beams used with other materials not classified as heavy timber