XX11 CONTENTS 



CHAPTER LXXXIX 



REFLEXES OF THE SPINAL ANIMAL AND SPINAL SHOCK 803 



Spinal Shock in Laboratory Animals, 803; Spinal Shock in Man, 806; Cause 

 of Spinal Shock, 807. 



CHAPTER XC 



PHYSIOLOGICAL PROPERTIES OF THE SIMPLE REFLEX ARC ... 809 



Latent Period, 809; Grading of Intensity, 809; After-effect, 810; Summation, 

 810; Irreversibility of the Direction of Conduction, 810; Refractory Period, 

 811; Successive Degeneration, 813. 



CHAPTER XCI 

 RECIPROCAL INNERVATION 814 



Reciprocal Inhibition, 814; Action of Strychnine and Tetanus Toxin, 819. 



CHAPTER XCII 



INTERACTION AMONG REFLEXES 821 



Integration of Allied Reflexes, 822; Integration of Antagonistic Reflexes, 

 824; Other Factors Which Determine Occupancy of Final Common Path, 824; 

 Irradiation, 826. 



CHAPTER XCIII 



THE TENDON JERKS; SENSORY PATHWAYS IN SPINAL CORD 828 



The Tendon Jerks, 828 ; Afferent Spinal Pathways, 830. 



CHAPTER XCIV 



EFFECTS OF EXPERIMENTAL LESIONS OF VARIOUS PARTS OF THE NERVOUS SYSTEM . 835 

 Anterior Roots, 835 ; Posterior Roots, 836 ; Spinal Cord, and Brain Stem, 839 ; 

 Medulla, 839; Corpora Quadrigemina, 840; Removal of the Cerebral Hemi- 

 spheres, 840. 



CHAPTER XCV 



CEREBRAL LOCALIZATION 843 



Ablation of the Motor Centers, 843; Stimulation of the Motor Centers, 844; 

 Clinical Observations, 849. 



CHAPTER XCVI 



CEREBRAL LOCALIZATION (CONT'D) 850 



Sensory Centers, 850; Sense Centers, 851; Association Areas, 852. 



CHAPTER XCVII 

 CONDITIONAL AND UNCONDITIONAL REFLEXES 856 



CHAPTER XCVIII 



HIGHER FUNCTIONS OF T^IIE CEREBRUM IN MAN; APHASIA 860 



Psychopathological Applications, 862. 



CHAPTER XCIX 



FUNCTIONS OF THE CEREBELLUM 865 



Localization of Function, 867 ; Circumscribed Extirpation, ' 869 ; Clinical Ob- 

 servations, 870. 



