ION OF 'POISON' 145

94. OPPOSITE EFFECTS OF SMALL AND LARGE DOSES ON THE 146
RESPONSE IN METALS

95. RETINAL RESPONSE TO LIGHT 150

96. RESPONSE OF SENSITIVE CELL TO LIGHT 152

97. TYPICAL EXPERIMENT ON THE E.M. VARIATION PRODUCED BY 154
LIGHT

98. MODIFICATION OF THE PHOTO-SENSITIVE CELL 155

99. RESPONSES IN FROG'S RETINA 156

100. RESPONSES IN SENSITIVE PHOTO-CELL 157

101. EFFECT OF TEMPERATURE ON THE RESPONSE TO LIGHT 159
STIMULUS

102. EFFECT OF DURATION OF EXPOSURE ON THE RESPONSE 159

103. RESPONSES OF SENSITIVE CELL TO INCREASING 161
INTENSITIES OF LIGHT

104. RELATION BETWEEN THE INTENSITY OF LIGHT AND 162
MAGNITUDE OF RESPONSE

105. AFTER-OSCILLATION 163

106. TRANSIENT POSITIVE INCREASE OF RESPONSE IN THE 164
FROG'S RETINA ON THE CESSATION OF LIGHT

107. TRANSIENT POSITIVE INCREASE OF RESPONSE IN THE 165
SENSITIVE CELL

108. DECLINE UNDER THE CONTINUOUS ACTION OF LIGHT 166

109. CERTAIN AFTER-EFFECTS OF LIGHT 168

110. AFTER-EFFECT OF LIGHT OF SHORT DURATION 172

111. STEREOSCOPIC DESIGN FOR THE EXHIBITION OF BINOCULAR 176
ALTERNATION OF VISION

112. UNIFORM RESPONSES IN NERVE, PLANT, AND METAL 184

113. FATIGUE IN MUSCLE, PLANT, AND METAL 185

114. 'STAIRCASE' EFFECT IN MUSCLE, PLANT, AND METAL 186

115. INCREASE OF RESPONSE AFTER CONTINUOUS STIMULATION IN 186
NERVE AND METAL

116. MODIFIED ABNORMAL RESPONSE IN NERVE AND METAL 187
TRANSFORMED INTO NORMAL RESPONSE AFTER CONTINUOUS
STIMULATION

117. ACTION OF THE SAME 'POISON' IN THE ABOLITION OF 189
RESPONSE IN NERVE, PLANT, AND METAL

RESPONSE

IN THE

LIVING AND NON-LIVING

CHAPTER I

THE MECHANICAL RESPONSE OF LIVING SUBSTANCES

Mechanical response--Different kinds of
stimuli--Myograph--Characteristics of respons