Me with this i don’t know any of these

Anurse is caring for a client who is taking digoxin to treat heart failure. which of the following factors predisposes this client to developing digoxin toxicity? a. having a prolapsed mitral valve b. having a 10-year history of copd c. taking a high-ceiling diuretic d. taking an hmg coa reductase inhibitor

Aclient is alert and oriented. however, the oxygen saturation read via a probe on index finger shows 88%. on examination, you find that the client's hand is cold. client is talking to you comfortably. there is no shortness of breath. resp rate is 20/mt. is the reading correct? how would you verify?

Apatient is traveling to a foreigh country and determine what vaccines are recommended for foreign travel.