Term: somite 15 Z disc
Name: somite 15
Synonyms:
Definition: Undifferentiated mesodermal component of early trunk segment 15 or metamere, derived from paraxial mesoderm; forms the myotome, sclerotome and perhaps dermatome.
Ontology: Anatomy Ontology [ZFA:0000852]

Name: Z disc
Synonyms: Z band, Z disk, Z line
Definition: Platelike region of a muscle sarcomere to which the plus ends of actin filaments are attached.
Ontology: GO: Cellular Component [GO:0030018]    QuickGO    AmiGO