What Condition Is Caused by a Lack of Vitamin B₁₂

question 79

Multiple Choice

What condition is caused by a lack of vitamin B₁₂ in the body?

• A) Iron deficiency anemia
• B) Hemolytic anemia
• C) Aplastic anemia
• D) Pernicious anemia

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Definitions:

Disease

A condition that disrupts normal physiological functions, often characterized by specific signs and symptoms, and can be caused by factors such as pathogens, genetic mutations, and environmental stress.

Swim Bladders

Air-filled sacs in some fish that help control buoyancy and maintain stability in the water.

Ventilation

The process of moving air in and out of the lungs to exchange oxygen and carbon dioxide.

Diaphragm

A muscle that separates the chest cavity from the abdominal cavity, playing a major role in breathing.