risorius muscle

musculus risorius

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.

Type Muscle
Nom latin musculus risorius
FMA ID 46838

Questions fréquentes

What is the risorius muscle?
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 Dio
What is the Latin name for the risorius muscle?
The Latin name for the risorius muscle is musculus risorius.

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