NUR 215 Fundamentals Exam 2 - modules 3, 4 & 5 Questions And Answers A Graded

Chain of Infection - 1. Infectious Agent 2. Reservoir 3. Portal of Exit 4. Mode of Transmission 5. Portal of Entry 6. Susceptible Host infectious agent - Microorganism that lives on it in the human body without causing harm Reservoir - where pathogens live and multiply Portal of exit - Through body fluids (coughing, sneezing, diarrhea, IV lines) mode of transmission - Direct or indirect contact ( touching, kissing, touching a contaminated surface) portal of entry - the opening where an infectious disease enters the host's body ( eyes, mouth, wound, vagina, etc) Susceptible host - a person likely to get an infection or disease (older, younger, weak immune system) Local infection - Cause harm to a limited region of the body (single bone, joint, urethra, etc.) (primary) primary infection - first infection that occurs in a patient systemic infection - an infection throughout the body that invades the blood or lymph (secondary) secondary infection - follows a primary infection exogenous - acquired from the health care environment