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A tumorlike mass of inflammatory tissue consisting of a central collection of macrophages, often including multinucleated giant cells, surrounded by lymphocytes.
A disease characterized by the formation of granulomas
The period between the infection of an individual by a pathogen and the manifestation of the disease it causes
A vague indefinite feeling of discomfort, debilitation, or lack of health.
A disease caused by a microorganism that does not ordinarily cause disease but becomes pathogenic under certain circumstances.
An abnormal sensation such as prickling or tingling
A microorganism that causes disease
An infectious disease not detectable by the usual clinical signs
An infection involving the distal phalanx of a finger.
What are (2) Factors that allow a microorganism to cause disease?
- 1. An organism is pathogenic
- 2. State of body's defenses.
What (2) Categories are Microorganisms typically classified as?
- 1. Pathogenic
- 2. Nonpathogenic
What (3) Factors must occur in order for an organism to cause disease?
- 1. The organism must gain access to the hosts body.
- 2. The organism must accommodate to growth in the human environment.
- 3. The organism must have the ability to avoid multiple host defenses.
What are (6) Defense Mechanisms:
- 1. Intact Skin
- 2. Mucosal Surfaces
- 3. Antimicrobial secretory & excretory products on the skin and mucosa
- 4. Competition of the components of normal microflora
- 5. Inflammatory response (localized)
- 6. Immune response (systemic)
The Oral Cavity can play a primary and secondary role to pathogenic infections. What are these (2) roles?
- 1. Primary site of involvement of an infectious disease.
- -Local infection
- 2. Oral manifestations from a systemic infection.
Local infections can be transmitted from
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