Name:	head muscle
Synonyms:	cephalic muscle, cranial muscle
Definition:	Muscle which is part of the head.
Ontology:	Anatomy Ontology [ZFA:0001652]

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