Mental diseasesA text-book of psychiatry for medical students and practitioners . 1 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 50 31 1 ^ 2 z: a 3 uj 4 _i 6 (Si 9 J s / \ / 1 ^ / \ \ / \ ^ \ / \ \ / s / ^ / I \ / \ / Notes Pulse Tehpemw/ie Urine Bowels _. Fig. 8.—Chart showing daily amount of sleep. influences as far as is possible so as to be dominated bj thepersonality of the hypnotiser, who uses various means to suggestsleep. If sleep be induced, the patient is then receptive to othersuggestions by the hypnotiser, and it is well to include thesuggestion that the patient cannot
Mental diseasesA text-book of psychiatry for medical students and practitioners . 1 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 50 31 1 ^ 2 z: a 3 uj 4 _i 6 (Si 9 J s / \ / 1 ^ / \ \ / \ ^ \ / \ \ / s / ^ / I \ / \ / Notes Pulse Tehpemw/ie Urine Bowels _. Fig. 8.—Chart showing daily amount of sleep. influences as far as is possible so as to be dominated bj thepersonality of the hypnotiser, who uses various means to suggestsleep. If sleep be induced, the patient is then receptive to othersuggestions by the hypnotiser, and it is well to include thesuggestion that the patient cannot be hypnotised by anyonewho is not a medical man. It should be mentioned that thecondition is frequently imitated by fraud. In some unstablepersons a transient hypnoidal state short of hypnosis can some-times be induced in which suggestions have moi^e effect than 22 MENTAL DISEASES in the normal waking state ; this is closely allied to the hypna-gogic stage of ordinary sleep. The most probable explanation ofthe ^physical basis of hypnosis is that it is due to a slight degree. Gemmule; Collateral. Axon. Fig. 9.—The neuron (Golgis silver stain x 60). of dissociation in which there is partial restriction of the func-tional activity of the cerebral neurons. The Physical Basis of Consciousness.—The neurontheory is practicall}^ accepted b}^ neurologists, and it is probablethat the highest neurons of the cerebral convolutions and their MIND, CONSCIOUSNESS, SLEEP, MEMORY 23 connecting media form the physical substrata for destruction of the cortex cerebri entails deficiency anddisorder of mental operations, whilst a severe concussion, shock,or circulatory disturbance suspends Consciousness for a time,and they not infrequently leave serious after-results. Themost probable hypothesis is that the essential cortical element—the neuron—functions by contact with others. The dendronsor protoplasmic processes, as shown by certain stainingmethods, have been obser
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1913
