Hematopoietic System

**Semantic type:** Body System

**Definition:** The bodily system of organs and tissues, primarily the bone marrow, spleen, tonsils, and lymph nodes, involved in the production of blood.

**Synonyms:** - Body System, Hematologic - Hematologic Body System - Hematologic Organ System - Hematopoietic Body System - Hematopoietic system, NOS - Organ System, Hematologic - hematopoietic system