OF THE NERVUS OCTAYUS. 27 



of the extremities directly after the operation is likewise characteristic. 



When the animal is kept swinging free, the extremities on the 

 operated side are hanging helplessly down, those of the opposite 

 side are contracted. (See fig. 13). 



Special description must be given of the opposite upper extre- 



Fig. 13. 



Copy of a photo from a rabbit swinging free above horizontal plane 

 after removal of the left labyrinth. 



mity, because it assumes a very peculiar position, hyper-extended 

 and abduced from the body and in the meantime hypertonic. 



During the first days after the operation the animal is beating 

 and scratching the ground with this leg, in order to prevent the 

 revolutions (fig. 8 A D). Even in a period, when the turning 

 of head and neck has already been much reduced , this leg is still 

 kept extendend far from the body by the animal, partly because 

 the shoulder is lifted up, perhaps also to compensate the forced 



