THE MUSCLES OF MASTICATION 



173 



oblique turns the cornea down and out, the inferior up and 

 out. 



Around the orbit are soft fat and the capsule of Tenon, form- 

 ing a socket attached in front to the ocular conjunctiva; a 



FIG. 30 



Muscles of the right orbit. 



large lymph space is between it and the eye; it is pierced by 

 the eye muscles and sends a tubular prolongation upon each. 

 The suspensory ligament of the eye is a thickening of the lower 

 part of the capsule, attached at each end to the orbital margins 

 and supporting the eye in its socket. 



v THE MUSCLES OF MASTICATION 



There are four pairs, two outside and two inside the jaw 

 bone. The masseteric fascia is a part of the deep cervical, 

 covers the masseter muscle, invests the parotid gland (parotid 

 fascia), and forms the stylomaxillary ligament. 



1. M. mafweter, a quadrate muscle with two parts; the super- 

 ficial part is the larger and rises by an aponeurosis from the 



