Upon insertion of an intravenous catheter, bright red blood is noted prior to attaching the tubing. Which initial action is appropriate?

The nurse is assessing the patient in the emergency room who is complaining of severe joint pain. Which term does the nurse use to document this complaint?

At delivery, the neonate is noted to have diffuse purple lesions over the entire body and is taken to the neonatal intensive care unit for further assessment and management. The nurse notes the toes have turned black; pedal pulses are palpable. The nurse anticipates testing will reveal a deficiency in which substance?