What is the rationale for administering injections of vitamin B12 to patients with pernicious anemia?
a. The patient's body does not normally manufacture enough vitamin B12.
b. The patient may lack the intrinsic factor necessary for vitamin B12 absorption.
c. Vitamin B12 is found in very small quanti-ties in the patient's body.
d. Vitamin B12 is a mineral necessary to aid in the formation of strong bones.
B
The patient with pernicious anemia lacks the intrinsic factor, found in the stomach, which is es-sential for vitamin B12 absorption.
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A nursing student is preparing to administer a prescribed drug to a patient. The student reviews information about the drug and its actions. Which of the following would be the best choice for obtaining this information? Select all that apply
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