chapter 38

chapter 38 - Ch. 38 Ch. 38 Pathogenic Bacteria Pathogenic...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Ch. 38 Ch. 38 Pathogenic Bacteria Pathogenic Bacteria Groups of Pathogens Groups of Pathogens 1. Airborn 1. Airborn Most airborn diseases involve respiratory system Most airborn diseases involve respiratory system diphtheria, pneumonia, tuberculosis, Legionnaires disease diphtheria, pneumonia, tuberculosis, Legionnaires disease Other diseases caused by airborn transmission: Other diseases caused by airborn transmission: skin diseases (impetigo, cellulites, etc.) skin diseases (impetigo, cellulites, etc.) systemic diseases (rheumatic fever, menigititis, etc.) systemic diseases (rheumatic fever, menigititis, etc.) 2. Arthropod-borne Many rarely cause epidemics now, but were historically important: Bubonic (Black) Plague, typhoid fever etc. New concerns: Lyme disease, rickettsial typus, erlichiosis, and spotted-fever incidences are on the rise due to pesticide resistance of insects 3. Direct contact Most involve skin, mucous membranes or underlying tissues: anthrax, cat-scratch fever, gas gangrene, leprosy, peptic ulcers, staphylococcal infections, syphilis, tetanus, etc. Some diseases can be disseminated throughout the body: staphylococcal diseases, gonorrhea, tetanus Groups of Pathogens Groups of Pathogens 4. Food-borne/Water-borne 4. Food-borne/Water-borne Contracted when contaminated food or water is ingested Contracted when contaminated food or water is ingested Infections- pathogen enters the gastrointestinal tract and Infections- pathogen enters the gastrointestinal tract and multiplies multiplies ( ( Campylobacter Campylobacter gastroenteritis, salmonellosis, shigellosis, listeriosis, gastroenteritis, salmonellosis, shigellosis, listeriosis, travelers diarrhea, typhoid fever) travelers diarrhea, typhoid fever) Intoxications- ingestion of a toxin produced outside of the Intoxications- ingestion of a toxin produced outside of the body body botulism, cholera, and staphylococcal food poisoning botulism, cholera, and staphylococcal food poisoning 5. Others (unable to be classified by transmission) Sepsis/Septic Shock Systemic response to massive infection Septic shock is associated with severe hypotension Dental Infections Tooth decay and periodontal disease Damage caused by excessive formation of organic acids which break down enamel of teeth...
View Full Document

Page1 / 11

chapter 38 - Ch. 38 Ch. 38 Pathogenic Bacteria Pathogenic...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online