Author Question: When helping a paramedic apply a 3-lead ECG, what action would demand immediate and corrective ... (Read 56 times)

lunatika · **on:** Jul 2, 2018

When helping a paramedic apply a 3-lead ECG, what action would demand immediate and corrective intervention?

A) Cleaning the skin with alcohol prior to adhering an electrode
B) Placing an electrode on the lower right chest
C) Attaching the electrode to the cable prior to placing it on the patient
D) Using antiperspirant to dry the moist and clammy skin of the patient

Question 2

Which of the following is a disadvantage of pulse oximetry?

A) Tissue hypoxia may be present even with a normal SaO2 reading.
B) Pulse oximetry cannot differentiate between hemoglobin bound to oxygen and hemoglobin bound to carbon monoxide.
C) Pulse oximetry gives no information about the amount of carbon dioxide in the blood.
D) All of the above are disadvantages.