Ciba Foundation Symposium - The Spinal Cord by Ciba Foundation

By Ciba Foundation

Chapter 1 Vice?Chairman's commencing feedback (pages 1–2): G. L. Brown
Chapter 2 A Contribution from the examine of Cords of reduce types (pages 3–13): Theodore H. Bullock
Chapter three a few elements Regulating the shape and association of the Motoneurones of the Spinal twine (pages 14–23): D. H. Barron
Chapter four The Motor mobile Groupings of the Spinal twine (pages 24–42): G. J. Romanes
Chapter five research of the Spinal twine Potentials in Leads from the twine Dorsum (pages 43–62): Carl Gustaf Bernhard
Chapter 6 A comparability of the Monosynaptic and Polysynaptic Reflex Responses of the Spinal wire lower than quite a few impacts (pages 63–77): Chandler McC. Brooks and Kiyomi Koizumi
Chapter 7 Strychnine Tetanus of the Spinal wire (pages 63–77): F. Bremer
Chapter eight a few Observations on Dorsal Root Potentials (pages 84–91): J. L. Malcolm
Chapter nine a few positive factors of the Spinal Reflex Connections of Splanchnic Afferent Fibres (pages 92–98): C. B. B. Downman
Chapter 10 a few results of Repetitive Stimulation of Afferents on Reflex Conduction (pages 99–118): A. A. Jefferson and W. Schlapp
Chapter eleven Antidromic Propagation of Impulses into Motoneurones (pages 120–131): L. G. Brock, J. S. Coombs and J. C. Eccles
Chapter 12 Conduction of Impulses within the Neurons of the Oculomotor Nucleus (pages 132–179): R. Lorente de No
Chapter thirteen Disynaptic Reflex Linkage among sure muscle mass of the Hindlimb (pages 180–194): Yves Laporte
Chapter 14 a few results of Anticholinesterase at the Spinal wire of the Cat (pages 195–213): C. R. Skoglund
Chapter 15 neighborhood software of drugs to the Spinal twine (pages 214–221): D. W. Kennard
Chapter sixteen the consequences of shut Arterial Injections of Acetylcholine and Anticholinesterase at the job of the Cervical twine of the Cat (pages 222–230): W. Feldbebrg, J. A. B. grey and W. L. M. Perry
Chapter 17 The motion of d?Tubocurarine and Strychnine at the Spinal twine of the Cat (pages 231–246): D. Taverner
Chapter 18 Speculations at the Servo?Control of move (pages 247–260): P. A. Merton
Chapter 19 particular epidermis components for Excitation and Inhibition of Hindlimb Reflexes (pages 261–273): okay. E. Hagbarth
Chapter 20 Afferent worried Connections of the Lateral Cervical Nucleus (pages 274–279): Bror Rexed and Gunnar Strom
Chapter 21 Nerve Conduction in Poliomyelitis (pages 280–292): Donal Brooks

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Extra info for Ciba Foundation Symposium - The Spinal Cord

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A: amplitude values of the N, deflection (filled circles) and the multisynaptic reflex response in the L, ventral root (open circles) plotted in per cent of maximal value (100 per cent on vertical axis) against amplitude of afferent volley in the stimulated sural nerve (in per cent of maximal value on the horizontal axis) (Bernhard and WidCn, 1952). B: dotted curve the same as the curve in A expressing the relation between afferent volley and the N, deflection. Curve drawn in full shows the relation between the size of the monosynaptic reflex response in the S, ventral root (vertical axis) and the presynaptic volley in the low threshold afferentsin the gastrocnemiusnerve (horizontal axis).

Barron is incorrect, it merely means that there may be a species difference or it may be due to the fact that Dr. Barron stains with silver, while I stain with teluidine blue. I cannot tell at first the difference between early differentiating neurones and those that are undifferentiated. If I now have to recant from this causal relationship between centre and periphery, which I had based on timing in the embryology, I do not see GENERALDISCUSSIOK 23 that it is necessarily true that the differentiation of the secondary neuroblasts, if you can call them that, is the result of peripheral coniiections.

2, C, D and E), two cutaneous nerves were used which were shown to enter the spinal cord a t the same segmental level (the sural nerve and the dorsal femoral cutaneous nerve). When the interval between the conditioning N, deflection evoked from the dorsal femoral cutaneous nerve is less than 12 msec. (Fig. 2, C and D) the test N, response is considerably reduced. When the conditioning and test responses occurred simultaneously or within an interval of less than 1 msec. the amplitude of the total response was always at least 25 per cent lower than the height obtained when the amplitudes of the two responses were added together.

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