Does Zygomaticus Come Under Orbicularis Oris or Come Right Next to It? Doctor Answers, Tips
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Does Zygomaticus Come Under Orbicularis Oris or Come Right Next to It?

i am sorry, this question is a little off the topic. But i really want to understand if the zygomaticus comes under orbicularis oris. In some photo of facial muscles, i see zygomaticus go from cheek bone and stops next to orbicularis oris. But in some picture, I notice the zygomaticus comes over the orbicularis oris. And I heard someone said it comes under orbicularisoris. this is very confusing me. please help me understand. Thank you

3 Doctor Answers | Asked by allen in texas
+2

Facial anatomy

It sounds like an in training or recertification exam question. The answer is E - none of the above. In anatomical dissections of cadavers at Yonsei University, South Korea four categories of zymaticus major insertion were found. In type I, the superficial muscle band of the zygomaticus major is blended and interlaced with the levator anguli oris, whereas the fibers of the deep muscle band blend into the buccinator, passing deeper to the levator anguli oris; this was the situation most... more
+1

Anatomy

Take a look at various Grant's Anatomy textbooks and you will find that the Zygomaticus runs deep to the orbicularis oris muscle and close to it.
+1

The zygomaticus is deep to the orbicularis.

Just because something is drawn a certain way does not make it so. This often cofuses surgeons who have been know to do surgery on the strength of an inaccurately drawn cartoon.

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