The nurse is caring for four clients who are on the rehabilitation unit, which client should the nurse assess first?
A. A client with an above-the-knee amputation who is complaining of phantorn pain.
B. A client who is receiving a continuous tube feeding and is now vomiting.
C. A client with left hemiplegia who is scheduled for hemodialysis today.
D. A client with pneumonia who is scheduled for pulmonary function studies.