CONTENTS. XI 



CHAPTER XV. 



OF THE EAR. 



Of the External Ear, ... . . 449 



Cavity of the Tympanum, 453 



Membrana Tympani, - 456 



Eustachian Tube, - - 457 



Mastoid Cells, - - 459 



Bones of the Ear, - - 461 



Muscles of the Bones of the Ear, - 462 



Chorda Tympani, ..... 453 



Labyrinth, ----.-_ 465 



Vestibule, - - 466 



Cochlea, ... 466 



Semicircular Canals, - 468 



Contents of the Labyrinth, - 469 



Auditory Nerve, . , . 479 



Jacobson's Nervous Anastomosis, ----- 476 



The Aqueduct, ------- 479 



PART XL 



OF THE NERVES. 



Structure of the Nerves, ----.. 431 



Nerves of the Brain, - ... 434 



First pair, ..... 435 



Second pair, - . . . 495 



Third pair, - 487 



Fourth pair, - - 487 



Fifth pair, - - 488 



Sixth pair, - .... 495 



Seventh pair, - - 46 



Eighth pair, - - 499 



Ninth pair, - - 505 



Of the Cervical Nerves, .... 597 



Nerves of the Diaphragm, - - 510 



Brachial Plexus, - - 511 



Nerves of the Arm, - - - 512 



Dorsal Nerves, - - 517 



Lumbar Nerves, - - - 518 



Sacral Nerves, ..... 533 



