x iv LIST OF ILLUSTRATIONS. 



44. Primary bundles of tendon 41 



45. Primary tendon-bundles in section 42 



46. Elastic fibres in transverse section 42 



47. Elastic fibres forming fenestrated membrane 42 



48. Subcutaneous tissue with fat-cells 43 



49. Hyaline (costal) cartilage 44 



50. Hyaline cartilage with perichondrium 45 



51. Elastic cartilage 46 



52. Fibro-cartilage 46 



53. Transverse section of dried bone 47 



54. Longitudinal section of dried bone ... 48 



55. Lacunae and canaliculi of dried bone 48 



56. Bone-cell within lacuna 49 



57. Fragments of bone, showing Sharpey's fibres 49 



58. Cells of bone-marrow 50 



59. Primary embryonal cartilage 51 



60. Developing bone centre of ossification 52 



61. Developing bone zone of calcification 53 



62. Developing bone trabeculae of endochondral bone 54 



63. Developing bone conversion of osteoblasts into bone-cells 54 



64. Developing bone periosteal and endochondral bone . . 55 



65. Developing bone longitudinal section of embryonal phalanx 55 



66. Developing bone showing Howship's lacuna 56 



67. Isolated involuntary-muscle cells 59 



68. Involuntary-muscle cells 59 



69. Involuntary muscle in transverse section 60 



70. Involuntary muscle in longitudinal section 60 



71. Voluntary-muscle fibres 61 



72. Voluntary-muscle fibres in section 62 



73. Voluntary-muscle fibres 62 



74. Diagram of arrangement of contractile substance 64 



75. Muscle-fibres, showing Cohnheim's fields 65 



76. Voluntary muscle in transverse section 65 



77. Branched fibres of voluntary muscle 65 



78. Heart-muscle, showing branched fibres 66 



79. Heart-muscle fibres in section 67 



80. Injected voluntary muscle 67 



81. Developing voluntary muscle 68 



82. Nerve-cell from cerebral cortex 70 



83. Nerve-cell isolated from spinal cord 71 



84. Nerve-cell of first type 72 



85. Nerve-cell of second type 72 



86. Basket-work around Purkinje's cell 72 



87. Nerve-cell from sympathetic (Retzius) 73 



88. Medullated nerve-fibres ... 74 



89. Ultimate fibrillae of axis-cylinder 74 



90. Medullated nerve-fibres treated with osmic acid 75 



91. Silvered nerve-fibres 75 



92. Non-medullated nerve-fibres 76 



93. Section of nerve-trunk 77 



94. Section of single funiculus of nerve 78 



95. Supporting tissues of nerve-centres 79 



96. Longitudinal section of spinal ganglion 80 



97. Section of portion of spinal ganglion 80 



98. Ganglion nerve-cell, showing spiral fibre (Schiefferdecker) 81 



