378 THE ANIMALS AND MAN 



that may result in inflammation of the ear or deafness. 

 Such cases should be treated by a physician. The ear 

 shoidd be guarded against sudden loud sounds lest they 

 break the tympanic membrane. 



If it becomes necessary to remove an extra secretion 

 of wax from the meatus, it should be done by washing the 

 ear with warm water. In no case should a sharp instrument 

 be used, lest the tympanic membrane be injured. 



