The nurse is caring for a bedridden, elderly adult. To prevent pressure ulcers, which intervention should the nurse include in the care plan

A. Turn and reposition the client a minimum of every 8 hours.
B. Vigorously massage lotion into bony prominences.
C. Post a turning schedule at the client’s bedside.
D. Slide the client, rather than lift, when turnin

简述羚羊角的用法用量及使用注意。