the heat production ( hp ) , heart rate ( hr ) , respiration rate , rumen motility , and body temperature responses to 2.5-h adrenaline ( a ) and noradrenaline ( na ) intrajugular infusions at 0.00 , 0.15 , 0.30 , 0.60 , and 0.90 micrograms.kg-1.min-1 were studied in 10 shorn wethers which had been chronically ( 3-8 weeks ) exposed to warm ( 19-24 degrees c ) or moderately cold ( 8-13 degrees c ) temperatures .
C0014563
adrenaline
C0028351
noradrenaline