1. Muscle-fibres from the heart, much magnified 34 2. Small portion of muscle, moderately magnified 34 3. Muscle-cells from coats of intestine 35 4. Body of a nerve-cell of the spinal cord 38 5. Large nerve-cell from spinal cord of an ox 38 6. Cell from the cortex cerebri 38-39 7. Nerve terminating in a muscle 38-39 8. Muscle-fibres with capillaries around and between them 39 9. Parts of the respiratory apparatus 44 10. Trachea and bronchial tubes 45 11. Heart, lungs, and diaphragm 45 12. Diagram showing changes in shape of chest during inspiration 49 13. Diagram showing depression of the diaphragm during inspiration 50 14. Position of diaphragm, abdominal walls, etc., during expiration 55 15. Diagram illustrating reflex action 58 16. A well-developed, healthy chest 62 17. A chest deformed by corsets 62 18. Normal position of diaphragm and vital organs 63 19. Vital organs misplaced by compression of the chest 63 20. Thyroid and cricoid cartilages, side view 76 21. Thyroid and cricoid cartilages, front view 76 22. Back surface of cricoid cartilage 77 23. Cricoid cartilage, side view. 77 24. Arytenoid cartilages 77 25. A view of the larynx from behind 78 26. Epiglottis, thyroid and cricoid cartilages, etc. 78-79 27. Hyoid bone, crico-thyroid muscle, etc. 78-79 28. Posterior view of the larynx 79 29. Diagram showing relation of parts to the thyroid cartilage 80 30. Diagram showing the action of crico-thyroid muscle 82 31. View of larynx from above 83 32. Transverse section of larynx 83 33. False and true vocal bands, etc. 86 34. Inner surface of the larynx 87 35. Diagram to show the action of the laryngeal muscles 96 36. Registering the vibrations of a tuning-fork 100 37. Illustrating the transmission of vibrations 101 38. Illustrating the theory and practice of laryngoscopic examination 104 39. Illustrating the practice of laryngoscopic examination 106 40. Laryngoscopic picture of male larynx 112 41.