xii CONTENTS 



PAGE 



ORGAN OF HEARING: 



Membrane of Tympanum 387 



Tympanic Mucous Membrane 388 



Auditory Ossicles 388 



Joints and Ligaments of the Auditory Ossicles 390 



Muscles of Auditory Bones 391 



Osseous Labyrinth 391 



Membranous Labyrinth 394 



Part IV. 



THORAX. 

 (WALLS AND VISCERA.) 



INTRODUCTORY 399 



INTERCOSTAL MUSCLES 399 



INTERCOSTAL NERVES 400 



INTERCOSTAL VESSELS 401 



INTERNAL MAMMARY ARTERY 402 



TRANSVERSE MUSCLE OF THORAX 402 



THORACIC CAVITY 403 



PLEURA 403 



EXPLORATION OF PLEURAL CAVITY 405 



REMOVAL OF CENTRAL PORTION OF STERNUM 407 



LUNGS 407 



ROOT OF LUNG 408 



PHRENIC NERVE AND CARDIAC PLEXUS 409 



PERICARDIUM 410 



THYMUS 411 



GREAT VEINS OF THORAX AND THEIR TRIBUTARIES 411 



HEART AND AORTA 412 



TRACHEA AND BRONCHI 424 



POSTERIOR MEDIASTINAL CAVITY AND ITS CONTENTS 424 



INTERIOR OF THE LUNGS 426 



THORACIC PORTION OF SYMPATHETIC NERVOUS SYSTEM 428 



WALL OF THORAX FROM WITHIN 428 



JOINTS OF THORAX . 429 



Part V. 



ABDOMEN AND PELVIS. 



INTRODUCTORY 433 



PERINEAL REGION 434 



MALE PERINEUM 436 



UROGENITAL REGION IN THE FEMALE 444 



ANAL REGION AND DIAPHRAGM OF PELVIS IN BOTH SEXES 449 



ANTERIOR ABDOMINAL WALL . . 451 



