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Author Question: Which of the following statements about pulse oximetry is FALSE? A) Oxygen saturation is the ... (Read 100 times)

Evvie72

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Which of the following statements about pulse oximetry is FALSE?
 
  A) Oxygen saturation is the percentage of hemoglobin that is bound with some molecular structure.
  B) Pulse oximetry values can be expected to decrease within seconds in cases of developing hypoxia.
  C) Pulse oximetry should be used on all patients with respiratory complaints.
  D) It may be difficult to obtain a reading in patients experiencing peripheral vasoconstriction.

Question 2

Paramedics have administered a medication to a patient in heart failure. The medication specifically causes the veins to enlarge, thus decreasing the amount of blood coming back to the heart for pumping. The EMT would recognize this action as:
 
  A) afterload.
  B) pulse pressure.
  C) preload.
  D) systemic vascular resistance.


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asware1

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Evvie72

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Reply 2 on: Jul 2, 2018
Excellent


softEldritch

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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