. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. r~i ii i â i JJ -111 0 SHIVESI I I \ MUSCLE TONE DIMINISHED 36 BRAIN TIME I DIV . 30 SEC: 27. â 1 I || I Fig. 8. Heat-loss, production and conservation mechanisms during' en- trance into hibernation. Record of .skin temperature (thermistor) is con- tinuous 1 nit brain temperature (thermocouple) is plotted every minute (open circles). Below, the solid liars indicate shivering while the horizontally hatched bars indicate the maintenance of muscle tone. Time reads from right to left. (D) ; 3) a fall in temperature of the
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. r~i ii i â i JJ -111 0 SHIVESI I I \ MUSCLE TONE DIMINISHED 36 BRAIN TIME I DIV . 30 SEC: 27. â 1 I || I Fig. 8. Heat-loss, production and conservation mechanisms during' en- trance into hibernation. Record of .skin temperature (thermistor) is con- tinuous 1 nit brain temperature (thermocouple) is plotted every minute (open circles). Below, the solid liars indicate shivering while the horizontally hatched bars indicate the maintenance of muscle tone. Time reads from right to left. (D) ; 3) a fall in temperature of the skin concomitant with a rise of temperature in the brain when there is no shivering (E) ⢠4) when brain temperature falls, there is a rise of skin tempera- ture preceding the drop in the brain with a return to original temperature, the major peak of this double wave lasting about 5 minutes and having an amplitude of °C (F) ; 5) where only somewhat late low amplitude increases in skin temperature occur during a fall in brain temperature (H), muscle tone and shivering are Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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Keywords: ., bookauthorharvarduniversity, bookcentury1900, booksubjectzoology
