Answer As Directed: What is the purpose of pre-test/pre-activity screening, and who should undergo medical clearance before they participate in cardiorespiratory fitness testing?

A patient in the emergency room is displaying prolong inspiratory gasps interrupted by occasional expirations, what serious injury should be suspected on this patient?

1. Pneumotaxic center has been severed. 2. Vagus nerve has been severed. 3. Glossopharyngeal nerve has been severed. a. 2 and 3 only b. 1 and 2 only c. 1 and 3 only d. 1, 2, and 3

Match the following choices with the statements as each relates to exposure conversions.

a. decreased density b. focal spot size c. longer scale of contrast d. grid ratio e. receptor speed f. increased mAs by 2x g. additive pathology h. higher amount of contrast i. destructive pathology j. density-distance relationship 1. exposure maintenance formula 2. switch from 400 RS to 300RS with no compensation 3. affects radiographic contrast with a direct relationship 4. 5 cm increase in tissue thickness