_____________are the fastest-responding type of detector as they initiate an alarm based on visible and invisible radiant energy that is emitted from a fire

Excessive vertical angulation when using the paralleling technique results in

A) cutting off incisal/occlusal edges. B) cutting off the apices. C) foreshortened images of the teeth. D) elongated images of the teeth.

When tubes have one or more branches, the flow becomes:

a. transitional. c. turbulent. b. restricted. d. laminar.