Answer the following questions regarding pernicious anemia in a 2-pages Word document:
-  What causes pernicious anemia?
-  What's the pathophysiology associated with the body's response to this disease process?
-  What are the technical terms that describe an anemia with high MCV and normal MCH? (aka. Macrocytic normochromic anemia)
-  Why should a Nurse Practitioner (NP) ask the patient about paresthesia and ataxia?
-  Why did the NP prescribe vitamin B12 by intramuscular injection rather than orally?