A Ringed Sideroblast in the Bone Marrow Is Diagnostic for What

question 29

Multiple Choice

A ringed sideroblast in the bone marrow is diagnostic for what defect?

• A) Deficient iron absorption
• B) Deficient globin synthesis
• C) Deficient RBC metabolic pathways
• D) Deficient protoporphyrin synthesis
• E) None of the above

---

Definitions:

Definitional Theory

A theory that focuses on classifying concepts or entities based on their defined attributes or characteristics.

Word Meaning

The definition or explanation of a word's significance or denotation.

Prototype Theory

A theory in cognitive science that suggests humans categorize objects and concepts in terms of typical or representative examples.

Bird

A warm-blooded vertebrate of the class Aves, characterized by feathers, beaks, the laying of hard-shelled eggs, and (in most cases) the ability to fly.