For a coronal polish, use a ____________
a. high-speed handpiece
b. low-speed handpiece with a prophy angle attachment
c. low-speed handpiece with no attachment
d. any of the above
b
RATIONALE: For a coronal polish, use a low-speed handpiece with a prophy angle attachment.
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While responding to a call for a pediatric cardiac arrest, you approach a school bus with its red warning lights on. You should:
A) turn your emergency lights and siren off and carefully proceed past the bus at a slow speed. B) use your PA system to advise the students to remain on the bus as you carefully pass it on the left. C) carefully pass the bus on the right, if possible, so the children exiting the bus will be able to see you. D) wait for the bus driver to turn off the red warning lights and close the door before carefully passing.
What is the purpose of a secondary device?
a. cause diversion of response b. act as a backup in case failure of the primary device c. initiate detonation of the primary device d. kill and injure emergency responders