⭐️Platysma Flashcards
1
Q
Origin
A
Fascia over deltoid and pectoralis major muscles
2
Q
Insertion
A
Mastoid process of temporal bone
Lateral 1/2 of the superior nuchal line of occipital bone
3
Q
Function
A
Depresses and draws lower lip inferiorly
Depresses mandible at temporal menduable joint
4
Q
Nerve
A
C.N VII (facial nerve) cranial nerve
