Arthur experiences a continuous state of uncontrollable worry and irritability. most of the time he feels restless, has difficulty concentrating, experiences unwanted worries, and feels jittery and keyed up, even though he doesn't drink coffee. arthur has been experiencing this for the majority of days for more than 6 months. according to the dsm this disorder is called:

Aclient with pernicious anemia asks why she must take vitamin b12 injections for the rest of her life. what is the nurse's best response? a. "the reason for your vitamin deficiency is an inability to absorb the vitamin because the stomach is not producing sutficient acid." b. "the reason for your vitamin deficiency is an inability to absorb the vitamin because the stomach is not producing sufficient intrinsic factor." c. "the reason for your vitamin deficiency is an excessive excretion of the vitamin because of kidney dysfunction." d. "the reason for your vitamin deficiency is an increased requirement for the vitamin because of rapid red blood cell production."