10 TABLE OF CONTENTS. 



PAQE 



niatic Series, 346. — The Chromatic Series, 346. — Color Saturation and Color 

 Fusion, 346. — The Fundamental Colors, 347. — The Complementary Colors, 

 348.— After Images, Positive and Negative, 349. — Color Contrasts, 350. — Color 

 Blindness, 351. — Dichromatic Vision, 351. — Tests for Color Blindness, 3.53. — 

 \chromatic Vision, 354. — Distribution of Color Sense in the Retina, 354. — 

 Functions of the Rods and Cones, 356.— Theories of Color Vision, 357. — Entoptic 

 Phenomena, 363. — Shadows of Corpuscles and Blood-vessels, 363. — Shadows 

 from Lens and Vitreous Humor, 364. — Colored Rings Around Luminous Sources, 

 364. 



Chapter XIX.— Binocular Vision 365 



Movements of the Eyeballs, 365. — Co-ordination of the Eye Muscles, Mu.scular 

 Insufficiency and Strabismus, 367. — The Binocular Feld of Vision, 369. — Corres- 

 ponding or Identical Points, 369. — Physiological Diplopia, 370. — The Horopter, 

 372.— Suppression of Visual Images, 372.— Struggle of the Visual Fields, 372. — 

 Judgments of Solidity, 373. — Monocular Perspective, 373. — Bmocular Perspec- 

 tive, 375. — Stereoscopic Vision, 375.— Explanation of Bmocular Perspective, 

 377. — Judgments of Distance and Size, 378. — Optical Deceptions, 379. 



Chapter XX. — The Ear as an Organ for Sound Sensations 382 



The Pinna or Auricle, 383.— The Tympanic Membrane, 383. — The Ear Bones, 

 384. — Mode of Action of the Ear Bones, 385. — Muscles of the Middle Ear, 387. — 

 The Eustachian Tube, 388. — Projection of the Auditory Sensations, 388. — 

 Sensory Epithelium of the Cochlea, 389. — Nature and Action of the Sound Waves, 

 390. — Classification and Properties of Musical Sounds, 391.— Upper Harmonics 

 or Overtones, 393.— Sympathetic Vibrations and Resonance, 395. — Functions 

 of the Cochlea, 395.— Sensations of Harmony and Discord, 400. — Limits of 

 Hearing, 400. 



Chapter XXI. — Functions of the Semicircular Canals and the 



Vestibule 402 



Position and Structure of the Semicircular Canals, 402. — Flourens' Experi- 

 ments upon the Semicircular Canals, 403. — Temporary and Permanent Effects 

 of the Operations, 404. — Direct Stimulation of the Canals, 405. — Effect of Sec- 

 tion of the Ampullary or the Acoustic Nerve, 406. — Is the Effect of Section of 

 the Canals Due to Stimulation? 407. — Theories of the Functions of the Semicir- 

 cular Canals, 407. — Summary of the Views upon the Function of the Semicircular 

 Canals, 409. — Functions of the Utriculus and Saoculus, 410. 



SECTION IV. 



BLOOD AND LYMPH. 



Chapter XXII. — General Properties of Blood. Physiology of 



the Corpuscles 413 



Histological Structure of Blood, 413. — Reaction of the Blood, 414. — Specific 

 Gravity of the Blood, 417. — The Red Corpuscles, 418. — Condition of the Hemo- 

 globin in the Corpuscles, 418. — Hemolysis, 420. — Hemolysis Due to Variations 

 in Osmotic Pressure, 420. — Hemolysis Due to Action of Hemolysins, 421. — 

 Nature and Amount of Hemoglobin, 424. — Compounds of Hemoglobin with 

 Oxygen and Other Gases, 426. — The Iron in the Hemoglobin, 427. — Crystals of 

 Hemoglobin, 428. — Absorption Spectra Hemoglobin and Oxvhemoglobin, 429. — 

 Derivative Compounds of Hemoglobin, 433. — Origin and Fate of the Red Cor- 

 puscles, 435. — Variations in the Number of Red Corpuscles, 437. — Physiology of 

 the Blood Leucocytes, 439. — Variations in Number of the Leucocytes, 441. — 

 Functions of the Leucocytes, 441. — Physiology of the Blood Plates, 442. 



Chapter XXIII. — -Chemical Composition of the Blood Plasma; 

 Coagulation; Quantity of Blood; Regeneration after 

 Hemorrhage 444 



Composition of the Plasma and Corpuscles, 444. — Proteins of the Blood Plasma, 

 446. — Serum Albumin, 446.— Paraglobulin (Serum Globulin), 447.— Fibrino- 

 gen, 448. — Less Well-known Proteins of the Blood, 449. — Coagulation of Blood, 

 449. — Time of Clotting, 451. — Preparation of Solutions of Fibrinogen, 453. — 

 Preparation of Thrombin, 454. — The Action of Thrombin on Fibrinogen, 455. — 

 The Influence of Calcium, 456. — The Influence of Tissue-extracts, 457. — Theory 

 of Coagulation, 458. — Why Blood Does Not Clot Within the Vessels, 460. — 

 Incoagulable Blood, 461. — Metathrombin, 461. — Intravascular Clotting, 462. — 

 Means of Hastening or of Retarding Coagulation, 463. — Total Quantity of Blood 

 in the Body, 465. — Regeneration of the Blood after Hemorrhage, 466. — Blood 

 Transfusion, 478. 



Chapter XXIV. — Composition and Formation of Lymph 470 



General Statements, 470. — Formation of Lymph, 472. — Lymphagogues of the 

 First Class, 473. — Lymphagogues of the Second Class, 474. — Summan.- of the 

 Factors Controlling the Flow of Lymph, 477. 



