Studies on the Endocrine (Jlands 



379 



Chart 12. — Amount of CO.j excretion per liour and j»er kilo in grams. 



50 



^0 



30 



6 



A, controls ; B, parathyroidectomised ; C, thyroidectomised. 



A group : 1, 2, and 3 show the amount of COj during melox feeding, while 4 shows the amount 

 of COo on the tenth day of meat and rusk feeding ; 5, the amount of CO., on the seventh day 

 of thyroid feeding ; 6, that on the seventh day of parathyroid feeding (see Table VI.)- 



B group : 1 and 2 show the amount of C0„ before parathyroidectomy during melox feeding ; 

 3, thirty days after the operation, also fed with melox ; 4 shows the amount of CO2 forty-two days 

 after the operation and on the eleventh day of meat and rusk feeding ; 5, the amount on the 

 sixth day of thyroid and rusk feeding and fifty-one days after tlie operation ; 6, the amount on the 

 seventh day of jiarathyroid and rusk feeding and sixty days after the operation (see Table VII.). 



C group : 1 and 2 show the amount of COj before thyroidectomy during melox feeding ; 3, thirty 

 days after the operation, also fed with melox ; 4, forty-one days after the operation and on the 

 eleventh day of meat and rusk feeding ; 5, fifty-one days after the operation and on the seventh 

 day of thyroid and rusk feeding ; 6, fifty-nine days after the operation and on the seventh day of 

 parathyroid and rusk feeding (see Table VIII.). 



