See Also: musculus tetragonus(medicine)
tetragonus(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Medicine Lodge Memorial Hospital- Medicine Lodge(health)
Orthomolecular medicine (orthomolecular nutritional medicine, orthomolecular therapy)(health)
medicine(2)(dictionary)
medicine(dictionary)
medicine man(dictionary)
medicine(dictionary)
medicine(1)(dictionary)

musculus tetragonus (medicine)


musculus tetragonus -->
platysma
<anatomy, muscle> Origin, subcutaneous layer and fascia covering pectoralis major and deltoid at level of first or second rib; insertion, lower border of mandible, risorius and platysma of opposite side; action, depresses lower lip, forms ridges in skin of neck and upper chest when jaws are "clenched", denoting stress, anger; nerve supply, cervical branch of facial.

Synonym: platysma, musculus platysma myoides, musculus platysma, musculus subcutaneus colli, musculus tetragonus.