INDEX 



ABSOLUTE zero, 12 

 Absorption from stomach, 71 



- of amino-acids, 75 



- of fats, 74 



- spectrum of haemoglobin, 201 

 Accelerator nerves, 149 

 Accessory factors of food, 61 

 Accommodation in eye, 1 1 5 

 Acetic acid, 45 



Acid of stomach, 75 



- production in muscle, 205 

 Acid-fuchsin, 205 



Acidic dyes, 37 

 Acidity, 26 

 Acidosis, 89, 143 

 Acids, 25 



- strength of, 26 

 Activation of oxygen, 90 

 Active mass, 68 

 Adaptation, 158, 159 

 Addison's disease, 136 

 Adjustment to outside changes, 120 

 Adrenaline, 131, 147, 150, 224, 225 

 Adrenals, 131 



Adsorption, 15 



Adsorption by charcoal, 168 



- by enzymes, 70 



- compounds, 36 

 in catalysis, 69 



- of basic and acidic dyes, 37, 39 



- of gases by charcoal, 86, 87 



- of ions by colloids, 34, 36 

 Advantage of raised temperature, 101 



, Afferent nerves, 121 



After-action in cortex, 130 



Air-sacs, 89 



Alanine, 48 



Alcohol and guinea-pigs, 157 



Alcohols, 43, 64 



Aldehydes, 43 

 -- in reduction processes, 92 



Aldoses, 43 



Alimentary canal, 66, 189 

 - movements of, 78 



Alkalinity, 27 

 ,/" All-or-nothing," 97, 105 



- in heart muscle, 207 

 / in nerve, 130 



Amino-acids, 45 

 as food, 46 

 Ammonia, 45 

 as source of nitrogen, 57 



- test for, 181 



- to neutralise acid in blood, 144 

 Amoeba, sources of, 164 

 Amoeboid movement, 6 

 Amphoteric substances, 46 

 Amplitude of vibrations, 108 

 Amylase, 70 



- of saliva, 193 



Anabolism and catabolism, 155 

 Anaesthesia of nerve fibres, 131 

 Anaphylactic shock, 141 

 Anion, 24 



Anode, 24 



Antherozooids, 153 



Anti-bodies, 141 



Anti-scorbutic factor, 61 



Antiseptic method, 57 



Aorta, 133 



Appetite, 80, 82 



Arc-lamp, 163 



Arsenious sulphide, 178 



Arteries, 133 



Arterioles, 133 



Articulated bones, 204 



Aseptic method, 57 



Association neurones, 122 



Asymmetric carbon atom, 48 



Atoms, 4, 6, 24 



Atropine 150, 225 



Auditory nerve, number of fibres in, 



1 10 



Auricle, 132 



Auriculo-ventricular bundle, 150 

 Autoxidation, 90, 202 

 Axon, 122 



BACTERIA, 56, 151, 158, 186 

 Bacterial changes in large intestine, 



78 



Balance, 167 



of excitation and inhibition, 125 

 Balanced salts, 142 

 Basal metabolism, 63 



229 



