1891, ISBN: 9780217475518

Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: CHAP… Mehr…

Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: CHAPTER V. MEMORY AND ITS LAWS. JTT HAVE given a short account of the nervous system jg and its activity and the circulating blood. In treating memory and its laws, I may have to refer to both, and certainly will have to refer to the nerves' current created by impressions made on the organism by its environments. Impressions carried along the nervous structure to the brain, to be participated in by Sentient Personality, form a current which completes its circle of life-created energy, when the impression made on Sentient Personality by the physical excitement it carries from the objective world, sets the organism in motion from within, in giving expression to the effect produced on the Ego. The blood completes its circle in vivifying the current of life when it has nourished the nervous structure and removed the waste contracted by the working power of the structure. The first point to be noted is the power which the nervous structure possesses of retaining a record of the impressions that once affected it, and was participated in by the Ego or Sentient Personality. This property is the condition that forms the base and facilitates the growth of memory. We all know that the retina may continue to vibrate the image long after the excitation had ceased. To demonstrate this, let any one stare for five minutes at a bright gas or lamp flame, then close his eyes. After aminute he will find the image of the flame vibrating brightly on the retina. This proves that the duration of the impression continues after the objective cause has been removed. Further, that the light rays forming the image have been stored up in the eye and continue to vibrate the image there, has been proved by those who have long occupied themselves with the microscope in histology. It sometimes happens ..., libri, Kartoniert / Broschiert<