The platysma muscle is the only muscle located directly inside of the skin. It's function is to, along with many facial muscles, allow a person to mimic, or create facial expressions.
The Platysma muscle in tense during shaving
Platysma muscle
Facial nerve
Platysma
Platysma
According to Arnold's Anatomy Glossary: # platysma: Greek = flat object; hence, the flat subcutaneous muscle extending from below the clavicle to the mouth.
It depends on what you are comparing it to. It is deep to the skin and platysma. And it is superficial to the scalenes.
The antagonist to the platysma are the masseter and temporalis...
Lateral pterygoid (HOLES book, pg 155 part a )
Elachista platysma was created in 2011.
Depressor Anguli Oris Muscle and Mentalis Muscle
arbiculariy oris, arbiculary occuli, masseter, zygomatic major, deppressor anguli oris, temporalis, occipitalis, frontalis, rissourios, platysma