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Infection Control and Asepsis Study Guide with Complete Solutions
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Infection Control and Asepsis Study Guide with Complete Solutions
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©PREP4EXAMS@2024 [REAL EXAM DUMPS] Tuesday, July 23, 2024 10:52 AMInfection Control and Asepsis Study Guide
with Complete Solutions
infection - ✔️✔️presence of foreign bodies, such as bacteria, fungi, and viruses, that may cause
disease
infection control - ✔️✔️the act of preventing the spread of infection; can spread through mucus,
saliva, blood, and other bodily fluids that may contain infectious bodies
In which of the following scenarios is there an individual risk of infection? Check all that apply.
a. a surgeon has a tear in her medical glove as she operates on a patient
b. a nurse wears a mask and goggles to treat a patient who can spread disease when he coughs
c. a custodian is stuck by a needle contaminated with blood when reaching for a trash bin - ✔️✔️a
and c, risk of infection in these and other scenarios is greatly reduced when infection control
procedures are set and followed
chain of infection - ✔️✔️series of connected steps that explains how infectious diseases are spread
infectious agent - ✔️✔️a disease-causing body, such as a virus or bacterium; must be able to
reproduce within a reservoir
reservoir - ✔️✔️can be a living thing (ex. human) or a nonliving thing (ex. countertop, doorknob)
portal of exit - ✔️✔️where the infectious agent leaves the reservoir (ex. nose, mouth, or open
wound)
host - ✔️✔️any living thing infected with a disease
portal of entry - ✔️✔️pathway into a host, such as an open wound or mucous membrane of the eye
How do you stop the spread of infectious diseases? - ✔️✔️the chain must be broken
What is the order of the chain of infection? - ✔️✔️1. reservoir
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, ©PREP4EXAMS@2024 [REAL EXAM DUMPS] Tuesday, July 23, 2024 10:52 AM
2. portal of exit
3. transmission
4. portal of entry
5. host
6. repeat
medical asepsis - ✔️✔️describes a condition that is sterile, or free from infection
consequences of poor infection control and faulty aseptic techniques - ✔️✔️- disease outbreaks
- surgical complications due to infection
- contamination of blood and bodily fluid samples
- risk of spreading disease to people who are in contact with patients and staff
MRSA - ✔️✔️(methicillin-resistant staphylococcus aureus) type of disease-causing bacteria that
cannot be treated with many common antibiotics
Most common spreading of MRSA - ✔️✔️skin-to-skin contact
Why is infection control important in the health care setting? Check all that apply.
a. it helps keep healthcare workers safe from the spread of infection
b. it helps keep patients safe from the spread of infection
c. it eliminates all bacteria living in the environment - ✔️✔️a and b - Bacteria will never be
completely eliminated. However, infection control procedures can help reduce the risk of
spreading disease-causing bacteria among the people sharing space in a healthcare setting.
cleaning - ✔️✔️process of removing visible contamination on an object involves washing with
water and soap or another cleanser; process clears the surface of large particles stuck to it, and it
usually precedes either disinfection or sterilization
disinfection - ✔️✔️process that kill most, but not all, infectious agents on an object; may involve
using certain chemicals, such as hydrogen peroxide
sterilization - ✔️✔️process that kills all infectious agents, including spores, on the surface of an
object; best guarantee against contamination with infectious agents and may involve using
sterilizing chemicals, gases, or high heat
critical items - ✔️✔️presents a high risk of infection if they are contaminated with infectious
agents (ex. surgical instruments, urinary catheters, and implants: must be sterilized prior to use)
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