The Risorius is a muscle of the human body. A typical adult human skeleton consists of the following 206 bones. ... The parotid gland is the largest of the salivary glands. ... Fascia is a specialized connective tissue layer which surrounds muscles, bones, and joints, providing support and protection and giving structure to the body. ... A typical adult human skeleton consists of the following 206 bones. ... The Modiolus can refer to: A part of the cochlea [1] A type of bivalve. ... The Facial artery is an artery that supplies blood to several cranial structures. ... The facial nerve is seventh of twelve paired cranial nerves. ... hi ... A top-down view of skeletal muscle Muscle is a contractile form of tissue. ... Human anatomy or anthropotomy is a special field within anatomy. ...
The Risorius arises in the fascia over the Masseter and, passing horizontally forward, superficial to the Platysma, is inserted into the skin at the angle of the mouth (Fig.
The Zygomaticus and Risorius may be doubled or the latter greatly enlarged or blended with the Platysma.
The Risorius retracts the angle of the mouth, and produces an unpleasant grinning expression.
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