350 NURS Pathophysiology Exam

350 NURS Pathophysiology Exam Emerging Infections Infectious disease causes significant death and morbidity due to: Reemergence of old infections Emergence of unknown infections Development of antibiotic resistant infections Consists of a normal biome Normal microbiome Resident microorganisms are found in different parts of body Produces enzymes that help digestion Produces antibacterial factors Produces metabolites (vitamin K and B vitamins) true pathogens bypass normal defenses and cause infection Infection is usually dependent on adequate numbers of microorganisms rather than a compromise of the host's defenses Incubation stage of clinical infectious disease Period from initial exposure to onset of first symptoms Prodromal stage of clinical infectious disease Occurrence of initial symptoms, usually mild with feelings of discomfort and tiredness Invasion stage of clinical infectious disease is farther and affects other body tissues Convalescence stage of clinical infectious disease Recovery occurs and symptoms decline, or the disease is fatal, or has a period of latency