Letter | Published:

Increase of Evaporative Loss of Water from the Skin of the Ox in Response to Local Heating of the Hypothalamus

Naturevolume 191pages8182 (1961) | Download Citation



THE existence of centres in the hypothalamus which are concerned with thermoregulation has been established for several species of mammals1. In the cat and monkey2,3 local heating of the region between the optic chiasma and the anterior commissure is accompanied by vasodilatation, an increase in respiratory-rate and sweating.

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    Ranson, S. W., Res. Pub. Assoc. Nerv. Ment. Dis., 20, 342 (1940).

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    Magoun, H. W., Harrison, F., Brobeck, J. R., and Ranson, S. W., J. Neurophysiol., 1, 101 (1938).

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    Beaton, L. E., McKinley, W. A., Berry, C. M., and Ranson, S. W., J. Neurophysiol., 4, 478 (1941).

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    Findlay, J. D., and Ingram, D. L., J. Physiol., 155, 72 (1961).

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    Weiner, J. S., and Hellman, K., Biol. Rev., 35, 141 (1960).

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    Nisbet, W., J. Physiol., 144, 4, P (1958).

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  1. Department of Physiology, Hannah Dairy Research Institute, Ayr.

    • D. L. INGRAM
    • , J. A. McLEAN
    •  & G. C. WHITTOW


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