xiv LIST OF ILLUSTRATIONS 



PAGE 

 FIOCRB 



3. Aortic bodies of newborn baby 



4. Dissection of a three months' human fetus showing relative size of 



the suprarenal and the kidney 66 



5. Diagrams of the condition of the suprarenal apparatus in a selachian 



and in man 6 ' 



6. Section of a human suprarenal gland 



7. Cortex of human suprarenal gland 70 



8. Medulla of human suprarenal gland illustrating the structure of the 



cells 71 



9. Diagram showing the relation of the principal and accessory coccygeal 



bodies to the middle sacral artery 75 



The Significance of the Suprarenal Glands in Relation to the Vital 



Processes 



G. N. STEWART 



1. Uterus tracings 128 



2. Arrangement for estimating concentration of epinephrin in suprarenal 



vein blood 129 



.S. Bottles filled with oxygen from the oxygen cylinders ...... 130 



4. Intestine tracings forming a small sample of those used in the epineph- 



rin assay of a suprarenal blood specimen from a cat 131 



.". A sample of blood pressure tracings used in an auto-assay of the 



epinephrin liberated during splanchnic stimulation in a cat . . . 132 

 (I. Blood pressure tracing from a dog weighing 10 kgm. to show effect 



of massage of the suprarenals in liberating epinephrin .... 135 

 7. Intestine tracings constituting a small sample of those used in the 

 assay of suprarenal blood specimens from a cat before and after 

 transection of the cord above the origins of the 6th pair of cervical 

 nerves 137 



5. Intestine tracings . .... 138 



!). Intestine tracings. Blood specimens from a cat in which the cord had 



been transected between the first and second dorsal segments 4 days 

 previously 139 



10. Intestine tracings. Blood specimens from the same cat as Fig. 9 . . 139 



11. Intestine tracings 141 



1^. Intestine tracings 141 



!>. rterus tracings, with blood specimens from the same cat as in Fig. 12 . 142 



14. Blood pressure tracing from a cat 143 



If). Blood pressure curves from a dog 144 



Hi. Blood pressure curves from a cat after sc 'tion of the vagi and excision 



of the stellate ganglia 144 



Blood pressure tracings from eat after sectio, " vagi and excision of 



stellate ganglia . . 145 



IN. Intestine tracings '. 146 



19. Intestine tracings . . . . , . 14g 



20. Blood pressure tracings from a cat . . . . 149 



