Term Name:	type Ib terminal bouton
Synonyms:	type Ib terminal button
Definition:	Terminal inflated portion of the axon of a glutamatergic neuron, containing the specialized apparatus necessary for the tonic release neurotransmitters that will induce the contraction of muscle. Type Ib terminal boutons are larger than type Is terminal boutons.
Ontology:	GO: Cellular Component [GO:0061176]    QuickGO    AmiGO