risorius muscle
http://purl.obolibrary.org/obo/UBERON_0008598
Facial muscle that attaches to the fascia of the masseter muscle and the facia of the skin in the region of the corner (angle) of the mouth. Even in species in which this muscle is present, it is highly variable. A true risorius muscle may only be present in Hominins (humans and great apes). See Diogo 2008; Diogo et al., 2009; Burrows et al.., 2011., also DuBrul, 1980. [ MFMO:0000141 ]
Synonyms: musculus risorius, risorius
Term info
- Wikipedia:Risorius
- SCTID:244755003
- FMA:46838
- MFMO:0000141
feed_aligned
http://upload.wikimedia.org/wikipedia/commons/a/af/Musculusrisorius.png
uberon
UBERON:0008598
Risorius
Term relations
- facial muscle and dorsal_to some platysma and ventral_to some zygomaticus major muscle and attached to some masseter muscle and attached to some skin of body
- facial muscle
- dorsal_to some platysma
- has muscle insertion some facial modiolus
- ventral_to some zygomaticus major muscle
- only in taxon some Homininae
- attached to some skin of body
- attached to some masseter muscle