The Principles of Psychology, Volumen1H. Holt, 1890 - 1393 páginas |
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Página 9
... spinal cord until he has shown that the useful result which the nervous machinery brings forth under a given irritation remains the same when the machinery is altered . If , to take the stock instance , the right knee of a headless frog ...
... spinal cord until he has shown that the useful result which the nervous machinery brings forth under a given irritation remains the same when the machinery is altered . If , to take the stock instance , the right knee of a headless frog ...
Página 14
... Spinal Cord . to start with too simple a formula and correct it later on . Our first formula , as we shall later see , will have to be softened down somewhat by the results of more careful experimentation both on frogs and birds , and ...
... Spinal Cord . to start with too simple a formula and correct it later on . Our first formula , as we shall later see , will have to be softened down somewhat by the results of more careful experimentation both on frogs and birds , and ...
Página 15
... spinal cord alone , by making a section behind the base of the skull , between the spinal cord and the medulla oblon- gata , thereby cutting off the brain from all connection with the rest of the body , the frog will still continue to ...
... spinal cord alone , by making a section behind the base of the skull , between the spinal cord and the medulla oblon- gata , thereby cutting off the brain from all connection with the rest of the body , the frog will still continue to ...
Página 16
... spinal cord in other animals has analogous powers . Even in man it makes movements of defence . Paraplegics draw up their legs when tickled ; and Robin , on tickling the breast of a criminal an hour after decapitation , saw the arm and ...
... spinal cord in other animals has analogous powers . Even in man it makes movements of defence . Paraplegics draw up their legs when tickled ; and Robin , on tickling the breast of a criminal an hour after decapitation , saw the arm and ...
Página 19
... spinal cord , exciting this arrangement as a whole . Similarly , if an intact frog wishes to jump over a stone which he sees , all he need do is to excite from the hemispheres the jumping - centre in the thalami or wherever it may be ...
... spinal cord , exciting this arrangement as a whole . Similarly , if an intact frog wishes to jump over a stone which he sees , all he need do is to excite from the hemispheres the jumping - centre in the thalami or wherever it may be ...
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Términos y frases comunes
abstract activity aphasia appear asso association associationist attention awaken become bodily brain brain-process called cerebral chapter cognitive conceived conception connection consciousness cortex discrimination distinct effect elements excited exist experience F. H. Bradley fact feeling felt frog function give habit hand hemispheres ideas identity impression interest interval J. S. Mill James Mill knowledge matter means medulla oblongata memory mental mind motor movements nature nervous never notion object observations occipital lobes once organs pass past paths perceive perception person phenomena Physiol possible present psychic psychology reaction reaction-time reason recall redintegration reflex reflex action relations remember result sciousness seems sensations sense sensibility sensorial simple sort soul sound specious present spinal cord spiritualistic stimulus stream succession suppose theory things thought tion uncon unconscious Weber's law whilst whole words Wundt
Pasajes populares
Página 341 - For my part, when I enter most intimately into what I call myself, I always stumble on some particular perception or other, of heat or cold, light or shade, love or hatred, pain or pleasure. I never can catch myself at any time without a perception, and never can observe anything but the perception.
Página 341 - I may venture to affirm of the rest of mankind that they are nothing but a bundle or collection of different perceptions, which succeed each other with an inconceivable rapidity, and are in a perpetual flux and movement.
Página 123 - As we become permanent drunkards by so many separate drinks, so we become saints in the moral, and authorities and experts in the practical and scientific spheres, by so many separate acts and hours of work. Let no youth have any anxiety about the upshot of his education, whatever the line of it may be. If he keep faithfully busy each hour of the workingday, he may safely leave the final result to itself.
Página 474 - And hence, perhaps, may be given som* reason of that common observation, — that men who have a great deal of wit and prompt memories have not always the clearest judgment or deepest reason.
Página 539 - And everybody praised the Duke Who this great fight did win.' 'But what good came of it at last?' Quoth little Peterkin: — 'Why, that I cannot tell,' said he, 'But 'twas a famous victory.
Página 342 - The mind is a kind of theatre, where several perceptions successively make their appearance ; pass, repass, glide away, and mingle in an infinite variety of postures and situations. There is properly no simplicity in it at one time, nor identity in different, whatever natural propension we may have to imagine that simplicity and identity. The comparison of the theatre must not mislead us. They are the successive perceptions only, that constitute the mind ; nor have we the most distant notion of the...
Página 284 - ... and acted as if we were non-existing things, a kind of rage and impotent despair would ere long well up in us, from which the gWellest bodily tortures would be a relief ; for these would make us feel that, however bad might be our plight, we had not sunk to such a depth as to be unworthy of attention at all.
Página 123 - Could the young but realize how soon they will become mere walking bundles of habits, they would give more heed to their conduct while in the plastic state.
Página 235 - Consciousness, then, does not appear to itself chopped up in bits. Such words as ' chain' or ' train' do not describe it fitly as it presents itself in the first instance. It is nothing jointed; it flows. A ' river' or a ' stream' are the metaphors by which it is most naturally described.
Página 121 - No matter how full a reservoir of maxims one may possess, and no matter how good one's sentiments may be, if one have not taken advantage of every concrete opportunity to act, one's character may remain entirely unaffected for the better. With mere good intentions, hell is proverbially paved. And this is an obvious consequence of the principles we have laid down. A "character...