tWhat did Darwin infer from his observations of organisms in South America and the Galapagos Islands?

Anurse is caring for a client who has nicotine use disorder and asks about taking varenicline. the nurse should identify that which of the following conditions is a contraindication for this medication? a. rheumatoid arthritis b. copd c. anorexia nervosa d. major depressive disorder

Anurse is planning teaching for a client who has asthma about taking montelukast. which of the following should the nurse include about the purpose of this medication? a. relieves acute bronchospasm b. inhibits replication of neutrophils c. controls inflammation in the airways d. activates beta2-receptors in smooth muscle

Anurse is assessing a client who receives monthly injections of cyanocobalamin. which of the following findings indicates a therapeutic effect of the medication? a. absence of hand tremors b. hematocrit 45% c. potassium 3.8 meq/l d. improved appetite