Over the course of using one of these devices, the number of METs is incremented from 5 to 18 in the Bruce protocol. Patients may be given dipyridamole in place of using one of these devices in the second phase of a non-parathyroid MIBI scan. The company Alter-G makes a class of these devices that uses NASA’s differential air pressure technique. One of these devices used to prevent space adaptation syndrome on the ISS is named for Stephen Colbert. These are the most common devices that patients are instructed to use while being monitored by ECG in a cardiac stress test. (10[2])Either a cycle ergometer or this device is used to estimate an athlete’s VO2 max in a CPET test. For 10 points, name these exercise machines (10[1])common in medicine that patients walk (10[1])or run on in place. ■END■