Chapter 3 Development of Infectious Diseases

The patient's mouth

The most important source of potentially infectious microbes in the dental office.

Indirect contact

Microbes spreading from a patient's mouth to your hand and then to another patient's mouth represents what type of spread from patient to patient?

has no obvious symptoms

The best definition of an asymptomatic carrier is a patient who is infected with a microorganism and,

Escape from the source

During the development of an infectious disease, what has to happen before the step"spread to a new host"?

Proteins made in the body that bind to and destroy microbes and other antigens

Antibodies are best defined as,

Immune responses that causes damage to the body

Allergies are best defined as,

after contamination and before symptoms

The incubation stage of an infectious disease occurs,

Growth and survival of microbes on or in the body.

Infection is best defined as the,

Airborne infections are caused by smaller infectious particles.

The difference between droplet and airborne infections is that,

Direct damage to the body

Destruction of collagen in periodontal tissue by collagenase from Porphyromonas gingivalis is an example of what type of bacterial pathogenic property?

Physical barrier

Mucous membranes of the mouth represent what type of innate host defense barrier of the human body?

Antigen

The material in a vaccine that stimulates immune response is called,

Tissue damage caused by microorganisms

Which of the following is an infectious disease?

allergic reactions

Hay fever and asthma are examples of,

Endogenous

Dental caries is what type of infectious disease?