Answer:
b. start oxygen at 6 L/min per nasal cannula.
Step-by-step explanation:
M.W.is showing strong signs of pulmonary embolism, which is a very serious condition that can quickly lead the patient to death. For this reason, the ideal is to act quickly and initiate an oxygen induction in the patient as soon as possible. The oxygen in the appropriate amount will be able to decrease the symptoms and allow the patient to improve.
In addition to oxygen, you should help the patient to lie down with the head raised high.