Which hypothesis posits that asthma and allergies have increased because our environment has become cleaner, thus lowering our exposure to germs and, as a result, our immune system is less able to differentiate between harmful substances and less harmful irritants

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