Which of the following changes the monitor display at short intervals or constantly shows moving images?
A. Power down
B. Multimedia
C. Screen saver
D. Resolution
E. Virus protection
C. Screen saver
A screen saver automatically changes the monitor display at short intervals or constantly shows moving images on the computer monitor.
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Which one of the following actions indicates that the EMT is correctly using a nonrebreather face mask on an adult patient?
A) He ensures that the reservoir fully collapses with each breath. B) He instructs the patient to take deeper breaths when the mask is on. C) He sets the oxygen flow rate to between 6 and 16 liters per minute. D) He fully inflates the reservoir prior to placing it on the patient.
If the air-entrainment port on a Venturi mask is occluded, which of the following will happen? 1. A decrease in flow 2. A decrease in FIO2 3. An increase in flow 4. An increase in FIO2
a. 1 and 2 c. 1 and 4 b. 1 and 3 d. None of the choices