The 5-year-old child is brought to the emergency department (ED) after a fall at school that has resulted in a broken wrist. The nurse notes the child is thin, with curved femurs and kyphosis. Metaphyseal fraying and cupping is noted on x-ray of the wrist. There is evidence of old fractures that healed poorly, as if they hadn’t been set properly. Upon review of the patient’s medical history, it does not appear that the patient has received ongoing well-child care. After laboratory evaluation, the child is diagnosed with rickets. The nurse prepares information on which medication for the family?

A nurse is taking care of a patient who has been on longstanding total parenteral nutrition (TPN). The provider orders the TPN to be discontinued. Shortly after the TPN is stopped, the patient becomes altered and combative. The nurse attributes the change in this patient to which condition?

Which statement describes the mechanism of action of erenumab (Aimovig)?