---- pseudo-lymphocytes in, 79

Pneumonia, contrast with leukaemia, 174

---- glycogen reaction in, 75

---- leucocytosis in, 141, 146, 152

---- myelocytes in, 174

Poikilocytosis, 52

---- at high altitudes, 9

---- explanation of, 54

---- from heating, 54

Polychromatophil degeneration, 49

Polynuclear neutrophil leucocytes, 74, 112, 185

---- ---- ---- diminution of in lymphatic leukaemia, 118;
in myelogenic leukaemia, 182

---- ---- ---- increase of _see_ Leucocytosis

---- ---- ---- movement in, 184

---- ---- ---- secretion in, 137

Post-febrile eosinophilia, 152

Posthaemorrhagic anaemia, blood in, 51

---- ---- ---- platelets in, 193

Potassium chlorate, leucocytosis from, 155

Pregnancy, leucocytosis in, 144

Pseudo-eosinophil cells, 85, 133

---- ---- ---- secretion in, 137

Pseudo-lymphocytes, 79

Purpura, of horse, mast cells in, 136

---- platelets in, 193

Pyknosis, 61

Pyrodin, leucocytosis from, 145

Quadratic ocular diaphragm, 31

Quantity of blood, estimation of, 2

Red corpuscles, 48

---- ---- acute swelling of, 21

---- ---- at high altitudes, 8-12

---- ---- connection with spleen, 99

---- ---- in anaemia, 49-57

---- ---- isotonic point of, 25

---- ---- nucleated _see_ Erythroblasts

---- ---- number of, in health, 7

---- ---- number of differences in age, 7;
in sex, 7;
food, 7;
from vasomotor influences, 11

---- ---- polychromatophil degeneration in, 49

---- ---- size of, 12

---- ---- volume of, 21

Retinal vessels in anaemia, 3

Rheumatic fever, leucocytosis in, 152

Scarlet fever, leucocytosis in, 146

---- ---- lymphatic glands in, 110

Separation of serum, 24

Serum, specific gravity of, 20

Sex, influence on red corpuscles, 7

---- ---- specific gravity of blood, 17

Shock, effect of, on specific gravity of blood, 18

Size of red corpuscles, 12

Skin diseases, eosinophilia in, 150

Small-celled infiltration, 105

Specific gravity of blood, 17

---- ---- ---- ---- connection with haemoglobin, 18

---- ---- ---- ---- in anaemias, 18

---- ---- ---- ---- influences acting on, 18

---- ---- ---- ---- of serum, 20

Spleen, 84

---- as blood forming organ, 84, 99

---- enlargement of, in fevers and phosphorus poisoning, 98

---- excision of _see_ Splenectomy

---- functions of, 98

---- in guinea-pig, 91, 93, 99

---- tumours of, 97, 98

Splenectomy, effect of on blood in hedgeho