Term Name:	CA1 stratum oriens
Synonyms:	CA1 part of stratum oriens, CA1 stratum oriens, stratum oriens of the CA1 field
Definition:	Part of stratum oriens lying in area CA1, superficial to the alveus of CA1 and deep to the pyramidal cell layer of CA1. It is continuous with the stratum oriens of CA2 and bounded by the subiculum
Ontology:	Uberon Ontology [UBERON:0014552]