Bacteria

Pathology is the study and diagnosis of diseases.

What is an endotoxin?
A toxin that is secreted by both gram positive and negative bacteria; it destroys or disrupts the metabolism of the cell       An example is tetanus

What is an exotoxin?
A toxin that is released when a gram negative bacterium is destroyed       An example is botulism

What is antibiotic resistance?
The antimicrobial agents fail to work because microbes adapt to them when people don't take antibiotics for the full dosage, leaving some resistant bacteria



Typhus
9 million affected by a single outbreak
Spreads through body lice and fleas
Results in:
      a high fever 105-106 F
      nausea
      backache
      cough
      headache
      confusion
Treated with antibiotics


Cholera
More than 100,000 people affected
Spreads through infected food and water
Results in:
      dry skin
      sunken eyes
      nausea
      lethargy
Treated with fluid replacement and antibiotics