Free Set
Question
Which nutrient deficiency causes megaloblastic anemia?
Options
AIron
BVitamin B12 Correct Answer
CCalcium
DVitamin K
Correct Answer & Explanation
Option B: Vitamin B12
Rationale
Megaloblastic anemia occurs due to impaired DNA synthesis during red blood cell formation. Deficiency of vitamin B12 or folic acid leads to production of large, immature RBCs called megaloblasts. It may cause fatigue, pallor, glossitis, and neurological symptoms when B12 deficiency is severe.
Start With Free Plan
Prepare for NORCET & Nursing Exams
Install the MDI Nursing App today and try out our Free Plan with live mock tests, PYQ modules, and topic-wise practice questions.
