Which of the following is not performed by a medical assistant?
A) Performing eye and ear irrigations and instillations
B) Testing visual acuity
C) Obtaining and record vital signs and patient histories
D) Prescribing eye or ear medications
D
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Which gas has the lowest specific gravity at 25° C and 760 mm Hg?
a. Water vapor c. CO2 b. Helium d. O2
The therapist is about to ventilate a neonate with HFJV. She has different injectors and can place the one she selects in a variety of locations. Where should the therapist position the injector in relation to the patient's airway to minimize the patient's functional dead space?
A. at the external opening of the ETT B. at the distal tip of the ETT C. in the breathing circuit of the ventilator D. beyond the distal tip of the ETT
When preparing the patient for an EEG, you must inform him or her that:
A) there is no pain. B) there is no risk of electrocution. C) both A and B. D) neither A nor B.
Phlegmonous dacryocystitis of bilateral lacrimal passages __________
Fill in the blank(s) with the appropriate word(s).