66o SLOSSARV. 



Ma-i,ig-nant. Tending to produce death; threatening a fatal issue. 

 Malignant pustule, a very contagious disease transmitted to man 

 from animals. It is marked by great exhaustion and is usuUy fatal. 

 Called also Carbon and Anthrax. 



Me-dul-la Ob-lon-ga-ta. The posterior part of the brain connected 

 with the spinal cord. It controls very largely respiration, circu- 

 lation, swallowing, and other functions, and is the most vital part 

 of the brain. 



Me-TAS-TA-sis. The change in the location of a disease, as from one 

 part to another. 



Mu-cus. A viscid fluid secreted by mucous membranes, which it serves 

 to moisten and protect. The Mucous membrane lines all the cavi- 

 ties which open externally; such as the mouth, nose, lungs, intes- 

 tines, urinary passages, etc. 



Nar-COT-ics. Drugs which in medicinal doses, relieve pain and pro- 

 duce sleep; but which in poisonous doses, produce stupor, coma, or 

 convulsions, and when given in sufficient quantities produce death. 

 The best examples are opium, morphine, belladonna, and conium. 



Nau-se-a. a sickness of the stomach accompanied with a desire to 

 vomit; squeamishness of the stomach. 



Ne-phrit-ic. a medicine adapted to relieve or cure diseases of the 

 kidneys. Nephritis : an inflammation of the kidneys. 



Neu-ras-The-nia. a condition of nervous debility supposed to be de- 

 pendent upon impairment in the functions of the spinal cord, 



NoR-MAi,. According to an established form, rule, or principle; con- 

 formed to a type, standard, or regular form; performing the proper 

 functions; not abnormal, but regular and natural. 



CE-DE-MA. A swelling from effusion of fluid in the cellular tissue be- 

 neath the skin or mucous membrane; dropsy of the subcutaneous 

 cellular tissue. 



Oi,-FAC-To-RY Or-gans. The organs that are connected with the sense 

 of smell; as the olfactory; the olfactory cells. 



O-MEN-TUM. A free fold of the peritoneum, or the one serving to con- 

 nect viscera, support blood vessels, etc. 



Oph-Thal-mi-a. An inflammation of the membrane or coats of the eve 

 or of the eyeball. 



Or-Throp-nce-A. A morbid condition in which the respiration can be 

 performed only in an erect posture; by extension in the use of the 

 word any difficulty, of breathing. 



