LIST OF TEXT-ILLUSTRATIONS 



(For list of color-plates, see page 865.) 



FIG. PAGE 



1. Ameba proteus (Sedgwick and Wilson} I 



2. Diagram of a cell ( Wilson} 3 



3. Diagram showing the prophases of karyokinesis ( Wilson} 4 



4. Diagram of the later phases of karyokinesis ( Wilson} . . . . . . ' 6 



5. Six stages of karyokinesis of the sea-urchin ( Wilson} . . .. . . , . 7 



6. Groups of cells with amitotically dividing nuclei ( Wilson, after Wheeler} . . .8 



7. Diagram of a cell with receptors 9 



8. Diagram of a toxic molecule io 



9. Diagram showing free receptors . . . . . . . . . . .11 



10. Diagram showing the alexin combined with the receptor . . . . . .11 



11. Diagram showing the anticomplement 12 



12. Diagram showing the anti-immune body 12 



13. Blood-corpuscles of the Guinea pig (Sternberg} 17 



14. Blood-corpuscles of certain of the inferior animals ....... 18 



15. Human blood-corpuscles in rouleaux (Stratford} 19 



16. Heart in situ (Dalton} 33 



17. Muscular fibres of the auricles (Bonamy and Beau} 34 



1 8. Heart, anterior view (Bonamy a nd Beau} 35 



19. Heart, left cavities (Bonamy and Beau} ......... 36 



20. Heart, right cavities (Bonamy and Beau} 36 



21. Muscular fibres of the ventricles (Bonamy and Beau} 37 



22. Valves of the heart (Bonamy and Beau} 38 



23. Trace of Vierordt 54 



24. Trace of Marey .............. 55 



25. Small artery and capillaries from the muscular coat of the urinary bladder of a frog 



(from a photograph taken at the United Slates Army Medical Museum} . . 65 



26. Venous radicles uniting to form a small vein, from the muscular coat of the urinary 



bladder of a frog (from a photograph taken at the United States Army Medical 



Museum} .... .......... 69 



27. Migration of leucocytes and diapedesis of red corpuscles (Councilman} ... 84 



28. Trachea and bronchial tubes (Sappey} 9 



29. Lungs, anterior view (Sappey} 9 2 



30. Bronchia and lungs, posterior view (Sappey} -93 



31. Thorax, anterior view (Sappey} ..... 9^ 



32. Thorax, posterior view (Sappey} ..... 9^ 



33. Diaphragm (Sappey} 98 



34. Section of a molar tooth of man (Sobotta} 164 



35. Muscles of the pharynx (Sappey} . 177 



36. Longitudinal fibres of the stomach (Sappey} .186 



37. Fibres seen with the stomach everted (Sappey} 187 



38. Pits in the mucous membrane of the stomach and openings of the glands (Sappey} . 188 



xxi 



