268 



MUSCLES OF THE HEAD AND NECK. 



Fiff. 202. 



Pig. 202. — Superficial and deep view of the Muscles of the Head and Neck, 

 FROM BEFORE (altered from Bourgery). (A. T.) ^ 



Ou tlie left side, the X'latysma alone has been removed ; on the right side, portions of 

 tiie zygomatic arch and the clavicle, the superficial muscles of the cranium and face, tlic 

 masseter, trapezius, sterno-mastoid and pectoralis major muscles have been removed ; ii, 

 right alar cartilage of the nose ; h, upon tlie lobe of the right ear, points to the coronoid 

 process of the lower jaw ; r, the body of the hyoid bone ; d, symphysis of the lower jaw ; 

 e, upon the subclavian groove of the first rib, lying in which is the cut end of the sub- 

 clavian artery ; /, the glenoid cavity of the scapula ; [/, the right zygomatic arch separated 

 from the malar bone ; /(, upon the temporal ridge of the frontal l)one ; i, above the supra- 

 orbital ridge ; 1, frontalis muscle ; 2, superior auricular ; 2', insertion of the anterior 

 auricular ; 3, corrugator supercilii ; 4, orbital portion of the orbicularis palpebranim ; 4 , 

 palpebral portion ; below /, the expanded insertion of levator palpebrte superioris in the 

 eyelid ; 5, jiyramidalis nasi ; 6, insertion of the triangulares nasi on the dorsum of the 

 jiosc ; 7, levator labii superioris alajque nasi ; 8, orbicularis oris of the left side ; 8', 

 outer part of the same on the right side, the inner part being removed ; 9, levator labii 

 superioris ; +, zygomaticus minor; 10, zygomaticus major; 11, depressor anjjuli oris ; 



