Disease Transmission and Infection Prevention Chapter 19 with Verified Solutions

Disease Transmission and Infection Prevention Chapter 19 with Verified Solutions What is the primary mode of transmission for airborne diseases? Inhalation of respiratory droplets or aerosols Why is hand hygiene critical in preventing disease transmission? It removes pathogens from the hands, reducing the risk of spread What is the significance of standard precautions in infection prevention? They are applied universally to prevent transmission of infections How do pathogens enter the human body? Through portals such as the respiratory tract, skin breaks, or mucous membranes What is the purpose of sterilization in infection control? To eliminate all forms of microbial life, including spores 2 Why is it important to use personal protective equipment (PPE) in healthcare settings? To protect both healthcare workers and patients from infection risks What is the role of a host in disease transmission? A host provides the environment for pathogens to survive and multiply How can indirect contact lead to disease transmission? Through contaminated objects or surfaces that transfer pathogens What is the primary aim of immunization in infection prevention? To build immunity and prevent the spread of infectious diseases Why is proper disposal of medical waste critical in disease control? To minimize environmental contamination and the risk of pathogen spread What role does the chain of infection play in disease transmission? It explains the process by which infections spread, highlighting points for intervention 3 How can healthcare workers break the chain of infection? By following protocols such as hand hygiene, PPE use, and disinfection What is the role of the immune system in infection prevention? It defends the body by recognizing and neutralizing pathogens Why is respiratory hygiene essential in preventing droplet transmission? It reduces the spread of infectious droplets when coughing or sneezing How do bloodborne pathogens spread? Through exposure to infected blood or bodily fluids What is the significance of isolation in infection prevention? It separates infected individuals to prevent the spread of pathogens Why are high-touch surfaces a concern in infection control? They are frequently contaminated and can transfer pathogens