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CONTENTS.
PART 11.

THE PATHOGENIC MOUTH-BACTERIA, AXD THE DISEASES
WHICH THEY PRODUCE.
CHAPTER X.
PAGK
The Buccal Secretions as Carriers of Toxic Substaxces and of
Parasitic Excitants of Diseases . 253
Toxic Properties of Mixed Human Saliva . 254
Pathogenic Bacteria of the Human Mouth 256
1. Non-cultivable Pathogenic Mouth- iJacteria 257
2. Cultivable Pathogenic Mouth- Bacteria 259
a. Micrococcus of Sputum Septicaemia 259
b. Bacillus crassus sputigenus 262
c. Staphylococcus pyogenes aureus and albus. Streptococcu pyogene.- 263
d. Micrococcus tetragenus 265
Biondi's Mouth-Bacteria . 265
e. Bacillus salivarius septicus 266
/. Coccus salivarius septicus 266
g. Streptococcus septo-pytemicus 266
/(. Stapbylococcus salivarius pyogenes 267
Original Investigations on Pathogenic Mouth-Bacterii 268
k. Bacterium gingivae pyogenes .... 270
i. Micrococcus gingivie p^'ogenes
Bacillus dentalis viridans ...
271
m. Bacillus pulpae pyogenes ..... 272
L
273
CHAPTER XI.
Entrance-Portals of the Pathogenic Mouth-Bacteria . . . 274
1. Invasion of Pathogenic Mouth-Bacteria following Mechanical Injuries. 274
2. Gangrenous Tooth- Pulps as Centers of Infection ..... 285
3. Complaints caused by the Direct Action of Bacteria upon the Mucous
Membrane of the Mouth and Pharynx ...... 295
4. Pulmonary Diseases caused by the Inspiration of Germs from the Oral
Cavity 299
5. Complaints of the Digestive Tract caused by Mouth-Bacteria . 300
Gas-forming Bacteria of the Stomach ....... 313
Morphology . . . . . . . .317
6. Points of Attack furnished by a Lack of Resistance in the Soft Tissues
of the Mouth 319
a. Limited Suppurative Processes at the Margin of the Gums . . 319
b. Abscess-Formation resulting from Impeded Eruption of Wisdom-
Teeth 320
c. Pyorrhcea Alveolaris .......... 321
Original Investigations concerning Pyorrhcea Alveolaris . 328