CONTENTS. 



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, - . . - - 463 



Labyrinth, ------- 465 



Vestibule, ------ 466 



Cochlea, ------- 466 



Semicircular Canals, ----- 468 



Contents of the Labyrinth, ----- 469 



Auditory Nerve, ------ 470 



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



The Aqueduct, ------- 479 



PART XL 



OF THE NERVES. 



Structure of the Nerves, ------ 481 



Nerves of the Brain, ------ 484 



First pair, _ - - - - 485 



Second pair, ----- 486 



Third pair, 487 



Fourth pair, ----- 487 



Fifth pair, 488 



Sixth pair, 496 



Seventh pair, ----- 496 



Eighth pair, 499 



Ninth pair, ----- 505 



Of the Cervical Nerves, ----- 507 



Nerves of the Diaphragm, ----- 510 



Brachial Plexus, - - - - - 511 



Nerves of the Arm, ------ 512 



Dorsal Nerves, - - - - - 517 



Lumbar Nerves, ------ 518 



Sacral Nerves, ----- 523 



