To prepare 60 gm of a 1% ointment, you would need to mix ________ gm of 2% and ________ gm of 0.5% together
A) 20; 40
B) 30; 30
C) 15; 35
D) 35; 15
A
Pages: 314–320
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A student in a science lab has had an unknown chemical splashed into her eye. After assessing the airway, breathing, and circulation, the EMT would immediately:
A) Examine the pupils and structures of the eye for damage B) Identify the chemical and determine whether a neutralizing solution can be used C) Flush the eye with copious amounts of tap water D) Cover both eyes with sterile dressing and provide rapid transport to the hospital
The oxygen concentration alarm limits on the Dräger Babylog 8000 are set _____ at _____ of the setting
a. by the operator; ± 5% c. automatically; ± 5% b. by the operator; ± 4% d. automatically; ± 4%
Successful weaning is less likely when a patient's work of breathing exceeds what level?
a. 4 J/min b. 8 J/min c. 12 J/min d. 16 J/min
The radiation dose during DXA studies
a. is less for fan-beam scanners. b. is comparable to mammography. c. permits easy compliance with ALARA principles. d. requires lead protection in the walls of the exam room.