Term: pronephric proximal straight tubule apical surface
Name: pronephric proximal straight tubule
Synonyms: proximal straight tubules
Definition: Portion of the pronephric duct (or tubule as described by Wingert et al, 2007) which is just posterior to the proximal convoluted tubule.
Ontology: Anatomy Ontology [ZFA:0001621]

Name: apical surface
Synonyms:
Definition: Anatomical surface that is located on the apical side of the body or body part.
Ontology: Spatial Ontology [BSPO:0000373]