Part 1 of Essay
is a necessary and vital procedure done on patients who have an established artificial airway. The goal of is to clear secretions from the patient’s airway and to improve gas exchange (Ackerman, 1993). The instillation of normal saline prior to is a common practice of nurses. Reasons for such practice are varied. One ....

Part 2 of Essay
.... patient’s oxygen saturation. Oxygen saturation (SpO2) is defined according to Taber's (1993) as “the ratio of amount of oxygen present in a known volume of blood to amount of oxygen that could be carried by that volume of blood” (p. 1398). Ackerman (1993), primarily concentrated on the measurement of SpO2 via a pulse oximeter monitor was the focus of the review. Such research will aid nurses and respiratory therapists with their decision of choosing whether to use normal saline, a subject that is often unconside ....