blood
type: Concept
broader: hemic and immune systems

concepts
type: Collection
type: ConceptGroup
member: hemic and immune systems

hematopoietic system
type: Concept
broader: hemic and immune systems

hemic and immune systems
type: Concept
broader: human body parts
narrower: immune system
narrower: hematopoietic system
narrower: blood

human body parts
type: Concept
narrower: hemic and immune systems

immune system
type: Concept
broader: hemic and immune systems