321


Haemoptysis 289

Haemorrhage,  death  from, 83

fatal,  quantity  of  blood  lost. 83
from  nose  and  ear,  danger  of,.. 204

from  plethora 81

internal,  pulse  symptom  of,. 122
on  cerebral  surface,  result  of,.. 127
secondary,  after  ligation 85

Hair 223*,  229*

bulb  of, 223*,  229*

cells 229*,  230

color 35

cuticle  of, 230

erection  of, 226,  230

falling  out 230

follicles 228,  229*,  230

gray, 231

growth  of 230

stopped 230

indestructible  substance  01,. 3-3

lanugo,  form  of, 230

papilla  of, 223*,  229*

shedding,  in  animals 230

silvery, 231

Hands,  tremor  of, 133

Head,  involuntary  movements  of,   209

equilibrium  of, 209

nerve-fibres  of, 180

neuralgia,  nerve  of, 177

nodding  of, 209

note,  or  tone 219

skin,  nerve-fibres  of, 135,  175

Hearing 200

affected  by  catarrh 205

an  external  sense 163

cerebral  centre  of, 169,  180*

difficult,  from  ankylosis  of  ear

bones 205

dirigents  of, 207

how  effected 215

illusion  of, 169

impaired,  from  ear-wax 201

improved  by  practice 216

musical  tones,  limit  of, 219

nerve-fibres  of, 135,  180

sense-organ  of, 212

stimulation  of, 146

Heart * 88,  89

accelerated  action  of, 94,  110

action,  affected  b  y  terror 141

inadequate  on  capillary  cir-
culation     99

and  lungs.harmonious  action  of,  110

auricles  of, 90*

cavities  of, 89,  90*

diastole  of 91

examination  of  pulsation, 91

greater  circulation  of, 89

high  temperature,  effect  on, —  136

impulse  of, 135

inhibition,  centre  of, 135

lesser  circulation  of,

21


Heart,  liability  to  fatty  degenera-
tion   " 273

motion  inverse  to  its  power.. 96

movements  of, 91

peristaltic 91

stimulus  for, 91

muscular  fibres  of, 246

arrangement  of, 91,  246

nerves  of, 183

nourishment  of 90

nutrition,  rapidity  of, 247

orifices  of, " 89

origin  of, 260

palpitation  of, 84

pulsation  of.. 91

regulation  of, 92

rest  of, 91

rhythm  of, 91

size  of, 89

sounds  of, 91

systole  of, 91

valves  of, 89

ventricles  of, 90*

walls  of, 90

weight  of, 89

Heat,  agitation  by, 118,  119

and  energy 118

caused  by  motion 119

defined 118

difference  from  temperature.. 