The EMT is correctly calculating a patient's respiratory rate when he or she:
A) asks the patient to describe how he feels when he breathes.
B) obtains a pulse oximetry reading and divides it by 3.
C) assesses the patient for any sign of respiratory difficulty.
D) counts the number of breaths for 30 seconds and multiplies by 2.
D
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A. Hazard present, weather conditions B. Hazard present, amount of people present C. Work area needed, time of day, weather conditions D. Work area needed, hazard present, weather conditions
The chorid is the ________ layer of the eye
A) inner B) outer C) middle D) none of the above
The process of weakening a pathogen to be used as a vaccine is called
A) thinning B) propagation C) extraction D) attenuation
How many different security standards exist?
A. 10 B. 12 C. 18 D. 22