14. Which of the following can decrease the accuracy of pulse oximetry results?

Question

14. Which of the following can decrease the accuracy of pulse oximetry results? a. Acidosis b. Hypertension c. Hypothermia d. Vasodilation 15. Upon admission to the progressive care unit, the nurse should assess ABCDEs to evaluate the condition of the patient and prioritize any urgent findings. The ABCDE acronym stands for a. airway, breathing, circulation, diagnostics, equipment. b. alarms, bed, continence, diabetes, end-of-life. c. allergies, brain, circulation, drugs, environment. d. ambulation, breathing, cognition, diet, electrocardiogram. 16. Phenytoin is an anticonvulsant drug commonly used for the acute control and maintenance therapy of tonic-slanic seizures. The brand name for this medication i a. Relalutin b. Reltalia. c. Dilantin. d. ilaudid 17, On the horizontal axis of the ECG tracing paper, each small box is equal to: a. 0.02 seconds. b. 0.04 seconds. c. 0.20 seconds. d. 0.40 seconds.

Explanation / Answer

Ans 14 : a) Acidosis

Acidosis affects the results of pulse oximetry to a great extent. Other factors such as hypoxemia anemia , vasoactive drugs , dark skin colour , nail paint on finger nails also affect the accuracy.

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