Disease / Infections

What is the science of the study of disease?

• Microbiology

• Pathology

• Pathogenesis

• Epidemiology

Which of the following is an etiological agent for flu?

• M. tuberculosis

• Norwalk virus

• E. coli

• Influenza virus

What is the altered state of health in the host body called?

• Disease

• Epidemiology

• Pathogenesis

• Etiology

What is the term for the normal inhabitants of the host, such as S.epidermidis on the skin?

• Commensalism

• Mutualism

• Normal flora

• Parasitism

Which of the following is an example of a vector that spreads pathogens from host to host?

• Contaminated sharps

• Flea

• Feces contamination

• Impetigo

What is the term for hospital acquired infections?

• Nosocomial infections

• Reservoir

• Pathogen

• Carrier

Which route of infection involves particles suspended in air, such as tb and anthrax spores?

• Respiratory droplets

• Fomites

• Parenteral

• Airborne

What are poisonous microbial byproducts that are produced by the microbe and diffuse into tissues causing damage?

• Hyaluronidase

• Endotoxin

• Collagenase

• Exotoxins

Which enzyme breaks down collagen, allowing spreading of certain bacteria?

• Hyaluronidase

• Coagulase

• Collagenase

• Hemolysin

What is the term for the ability of some organisms to evade the natural defense of a host?

• Survive inside phagocyte

• Surface proteins

• Evading immune response

• Capsule