What are the two principles of operation for pulse oximetry? 1. Photoplethysmography 2. Tonometry 3. Spectrophotometry 4. Amperometry 5. Potentiometry
a. 1 and 3 c. 1 and 5
b. 2 and 4 d. 3 and 5
ANS: A
Pulse oximetry is based on the principles of spectrophotometry and photoplethysmography.
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Metronidazole belongs to which of the following drug classifications?
A) Antifungals B) Sulfonamides C) Antiprotozoals D) Antituberculin
Close-ended questions can be answered with a "yes" or "a no" response.
Answer the following statement true (T) or false (F)
A condition on the ovary where a ruptured follicle forms a fluid-filled sac is known as:
A) endometriosis. B) cystitis. C) dysmenorrhea. D) ovarian cyst.
____ are soft plastic solution containers which collapse as the solution is withdrawn, eliminating the need for venting, and create a closed system which helps to decrease the risk of outside contamination.
A. Hypodermics B. Drip bags C. Bolus bags D. IV bags