Term: primary head sinus nucleate erythrocyte
Name: primary head sinus
Synonyms: lateral head vein, PHS
Definition: Main route for venous drainage of the anterior and mid cerebral veins as well as portions of the primordial hindbrain channel.
Ontology: Anatomy Ontology [ZFA:0005026]

Name: nucleate erythrocyte
Synonyms: RBC, red blood cell
Definition: An erythrocyte having a nucleus.
Ontology: Anatomy Ontology [ZFA:0009256]