A Deficiency in Vitamin B₁₂ Causes ____

question 20

Multiple Choice

A deficiency in vitamin B₁₂ causes ____.

• A) scurvy and poor wound healing
• B) rickets in children and osteomalacia in adults
• C) slow blood clotting
• D) pernicious anemia and irreversible liver damage
• E) convulsions, dermatitis, and anemia

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Definitions:

Flat Affect

Flat affect is a term used in psychology to describe a significant lack of emotional expressiveness or reaction in an individual, often seen in some mental health disorders.

Avolition

A lack of motivation or inability to initiate and persist in goal-directed activities.

Catatonic Stupor

A state of psychic and motor immobility and behavioral abnormality marked by periods of rigidity and excitement.

Heritability

A measure of how much of the variation in a trait within a population is due to genetic differences.