36 



Cumulative Subject Index 



Lung, age changes in, 1, 65 



blood flow in, 1, 67 



cancer of in old people, 1, 21 



diseases of, 3, 77-79 

 in rats, 5, 82 



effects of age on, 4, 264 



elastic resistance of, 1, 58, 60, 61, 63, 

 65 



function of, 3, 77, 78 



mixing of air in, 1, 68 



volume of, variations with age, 1, 58, 

 60, 65, 66, 67, 68 

 Lungfish, lifespan of, 5, 224 

 Lupus, lifespan of, 3, 12 

 Lytnantria dispar, 3, 24 

 Lymphocytes, levels of, variations with 



age, 1,224,231,232 

 Lysine, in elastin, 1, 96 



in plants, 2, 212 



Mackerel, lifespan and size of, 5, 154 

 Magnesium, deficiency of, 4, 301-310 

 signs of, 4, 304, 307, 309-310 



in bone, 4, 309 



in plasma, 4, 99-100 



in rat body, 4, 120, 121 

 Makeham's Law, 5, 2, 302 

 Malayan flying barb, lifespan of, 5, 224 

 MaUotus villosus, mortality rate of, 5, 146 

 Malnutrition, eft'ect of, 1, 205 



effect on body fluids, 4, 156-157 



in Africans, 3, 188-190 



water metabolism in, 4, 156-157 

 Mammals, arteriosclerosis in, 5, 109 



lifespan of, 3, 9, 10 

 in Nature, 5, 90-105 



life-tables of, 5, 117-118 



relationship of brain and body weight 

 to Hfespan, 5, 115-139 

 Man, disease in, effect on lifespan, 5, 72-89 



lifetime energy expenditure of, 5, 127 

 Mandibular glands, in bees, 5, 233 

 Manual work, performed by elderly 



people, 1, 216 

 Maternal age, effect on lifespan, 5, 23-27, 



31,32 

 Maturation, definition of, 1, 202 



delay of and lifespan, 1, 27-30 



effect of nutrition on, 1, 189-190 



effect on lifespan, 1, 27-30, 201-208 



rapid, as cause of ageing, 1, 194—199 

 Mealworm, effect of paternal age on life- 

 span, 5, 262 

 Megadyptes antipodes, lifespan of, 5, 100 

 Melanogrammus aeglefinis, fecundity of, 

 5, 198-200 



sex organs in, 5, 190 

 Membranes, diffusion coefficients for 

 solutes for, 1, 69-79 



permeabilitv of, effect of enzyme in- 

 hibitors, i, 78 

 Memory, 3, 187 



age changes in, 3, 65 



in centenarians, 1, 25 



Memory 



in old people, 1, 40-41 

 in rats, 1, 215 

 Menarche, age of, 1, 202 

 Menopause, ovarian changes in, 1, 144- 



146 

 Menstrual cycle, acid-base balance in, 4, 

 93 

 effect on water and electrolytes, 4, 81- 



88 

 sodium/potassium ratios during, 4, 

 83-88 

 Menstruation, effect on apocrine sweat 

 glands, 2, 196-198, 199-200 

 restoration of after cessation, 1, 144- 

 145 

 Mental ability, adaptation in, 3, 62 



decline of with age, 3, 64—65 

 Mental aspects of ageing, 1, 32-52 

 Mental disease, genetics of, 3, 133-134, 

 137, 144 

 in Africans, 3, 145 

 in old people, 1, 45-46 

 Mental excitement, due to magnesium 



deficiency, 4, 304, 307, 309-310 

 Mental testing, 3, 176, 181, 182, 183-184, 



186 

 Mercury poisoning, excretion of sweat in, 



4,99 

 Mer tones libycus, 3, 51, 57 

 Metabolic disease, in fish, 5, 216 

 Metabolic disturbances, in infants, 4, 1 54- 



164 

 Metabolism, comparison between infant 

 and adult, 4, 157-159 

 effect of undernutrition, 1, 189 

 effect on lifespan, 5, 103-104, 124-126, 



129, 136-137, 169-170 

 in senescent leaves, 2, 202-214 

 Metabolic rate, effect on lifespan, 3, 31 



relationship with ageing, 3, 23-28 

 Methionine, in elastin, 1, 96 

 Mice, amyloidosis in, 5, 80-81 

 effect of diet on, 5, 79-80 

 eflfect of X-irradiation on ovary of, 2, 



49-50, 57 

 growth in, 1, 204 

 lifespan of, 1, 177; 3, 9; 5, 95-96, 



287 

 ovarian changes in, 1, 146 

 white-footed, lifespan of, 5, 95-96 

 Microtus, lifespan of, 3, 10 

 Miller's thumb, lifespan of, 5, 223 

 Minerals, in pollen, 5, 237 



intake of, effect on body composition, 

 4, 116-138 

 Minnow, lifespan and size of, 5, 152 

 Mitochondria, appearance of, 2, 100 

 division of, 2, 103, 104 

 in adrenal cortex, 2, 101-102, 103 

 in adrenal glands, 2, 101, 102 

 in different physiological states, 2, 100- 



104 

 in Leydig cells, 2, 93 



