PRACTICE DISSECTIONS 



141 



the methods used for reviving animals when they are near 

 death, especially from threatened death under an anes- 

 thetic. 



Suspended 

 pressure bottle 



Finger cot or 

 rubber dam 



Glass tube, or 

 Harvard muscle 

 warmer 



Fig. 131. Arrangement of apparatus which may be used as a membrane manometer. 



7. If time permits after the animal is dead, open the 

 chest by a median longitudinal incision, sawing the ster- 



