Muscles of the Head. 



149 



.203. Muscles and Fasciae of the Head and Face. 



1. Muscles of the Epicranial region: M. occipito-frontalis divided 

 into the M. frontalis and M. occipitalis. 



M. frontalis. Origin : Glabella and superciliary ridge of frontal bone. 

 Insertion: G-alea aponeurotica (Tendinous aponeurosis of occipito-frontalis). 



M. occipitalis. Orig. : Superior curved line of the occipital bone, mastoid 

 portion of the temporal bone. Insert. : Galea aponeurotica. 



2. Muscles of the Eyelids and Eyebrows: 



M. orbicularis palpebrarum (orbitae). Orig. : Lig. palpebrarum internum, 

 nasal process of the superior maxillary bone. Insert. : Lig. palpebr. int., Margo 

 infraorbitalis of the sup. max. 



M. ciliaris on the eyelids close to the margins. (Closes the lids.) 

 M. corrugator supercilii (Fig. 204). Orig.: Beneath the M. frontalis and 

 orbicularis palpebrarum from the Glabella ; is inserted into the two muscles covering it. 



