MCQs

Detergents cause chemical irritation.

Inflammation is protective response of vascular tissues.

Exotoxins can be inactivated into toxoids.

Exotoxins are actively secreted.

Pathogen avoids intracellular killing.

Evasion helps pathogen escape immune system.

Endotoxins are part of Gram-negative cell wall.

Exotoxins are secreted proteins from bacteria.

Pathogen multiplies rapidly causing symptoms.

Virulence is the disease-causing strength of pathogen.

Insidious diseases develop slowly and subtly.

Calor refers to heat in inflammation.

Prognosis predicts disease course and outcome.

Pathogen enters through mouth via contaminated water.

This is the symptomatic phase of disease.

Time between infection and symptoms is incubation period.

External infectious agents cause disease.

Angiogenesis is formation of new blood vessels during repair.

They increase risk but do not directly cause disease.