The nurse is called to assist with a 25-year-old G1P0 female with a viable intrauterine pregnancy at 40-weeks gestational age. Patient is already in the second stage of labor and quickly delivers a vigorous, healthy infant without complications. The neonate is placed skin-to-skin with mom and latches well to breastfeed but becomes acutely cyanotic after two minutes of eating. Once separated from the breast, the baby begins to cry, and the cyanosis resolves. Which of the following interventions by the nurse is most appropriate?

The patient has signs of dangerously increased intracranial pressure following a traumatic brain injury. The nurse prepares the patient for the insertion of which intracranial pressure monitoring device considered to be the gold standard?

In the post-anesthesia care unit (PACU) 30 minutes after surgery, the patient is noted to have a blue tinge around the lips. Which action does the nurse take first?