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103 Cards in this Set
- Front
- Back
Airborne Infection Isolation Precautions
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standard precaution for patients with known or suspected serious illnesses transmitted by airborne droplet nuclei
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Contact Precautions
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standard precaution for patients with known or suspected serious illnesses easily transmitted by direct patient contact or by contact with items in the patients environment
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Convalescent
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recovery
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Droplet Precautions
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standard precaution for patients with known or suspected serious illnesses transmitted by large particle droplet
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Health Care-associated infections (HAIs)
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infections transmitted to a person while receiving health care services
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Incubation Period
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Begins when the organism first enters the body and lasts until the onset of symptoms
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Infection Prevention and control
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rely on medical and surgical asepsis, Standard Precautions, and Transmission-Based Precautions to prevent or control the spread of microorganisms
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Isolation
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preventing contact between a patient and others to prevent the spread of infection
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Leukocytosis
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increased white blood cells, increase in the number leukocytes in the blood , resulting from infection from other causes
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Malaise
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Not feeling "Right"
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Prodormal Period
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is the short time from the onset of vague, nonspecific symtoms to the beginning ofspecific symtoms of infection
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Standard Precautions
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to facilitate breaking the chain of infection, these precautions protect both the nurse and patient and are to be used for every patient contact. they include the use in hand hygiene and ppe
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Antibiotic
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chemical substance that can kill or alter the growth of bacterial microorganisms
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Antimicrobial
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killing or suppressing growth of microorganisms
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Antiseptic
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chemical compound that is used on skin or tissue to inhibit the growth of or to eliminate microorganisms
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Asepsis
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the practice of making the environment and objects free of microorganisms
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Aseptic
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free of microorganisms
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Bacteria
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single celled microorganism lacking a nucleus that reproduce from every few minutes up to several weeks
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Contaminated
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unclean
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Debris
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dead tissue or foreign matter
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Disinfectant
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are solutions containing chemical compounds such as phenol, alcohol , or chlorine that kill or inactivate nearly all microorganism
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Fungi
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tiny- primitive organisms of the plant kingdom that contain chorophyll
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Helminths
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parasitic worms or flukes belonging to the animal kingdom
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Immune Response
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the bodies reaction to substances interpreted as nonself
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Interferon
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biologic response modifier that affects cellular growth
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Medical Asepsis
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the practice of reducing the number of organisms present or reducing the risk for transmission of organisms
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Microorganism
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organisms only visible with a microscope
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Pathogens
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microorganisms capable of causing disease
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Personal Protective Equipment (PPE)
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includes gloves gowns masks protective eye wear shoe covering and hair covering
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Prions
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protein particles that lack nucleic acid, not activated by usual methods for destroying bacteria or viruses. they do not trigger an immue response but can cause degenerative neurologic disease
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Protozoa
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one-celled microscopic organism , animal kingdom
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Rickettsia
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small , round or rod-shaped microorganism that are transmitted by the bites of lice, ticks , fleas and mites
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Standard Precautions
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Delineate methods for avoiding direct contact with all body secretions except sweat , whether or not visible blood is present
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Sterile
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without pathologic organisms
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Sterilization
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are methods used in the process of destroying all microorganism , pathogens or pathogenic products
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Surgical Asepsis
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the practice of preparing and handling materials in a way that prevents the patients exposure to living organisms
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Viruses
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extremely small can only be seen with an electron microscope. theyre composed of particles of nucleic acids, either DNA or RNA with a protein coat and sometimes a membranous envelope. viruses can grow and replicate only within a living cell. once inside cells , viruses can trigger an immune reaction or damage cells
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Aerobic
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needs oxygen to live and grow
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Anaerobic
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able to live and grow only in the absence of oxygen
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Bactericidal
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an agent that is able to kill or destroy bacteria
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Colonization
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microorganisms take up residence and grow
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Community-Associated infection
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an infection that was present
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Cross-Contamination
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transmission of infectious microorganisms from one person or object to another
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Culture
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propagation of living organisms or tissue ion special media conducive to the growth
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Disinfectant
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an agent that reduces the number of viable microorgnaism
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Endotoxin
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a heat-stable toxin associated with the outer membrane of certain gram-neg bacteria that is released when the cells are disrupted
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Exotoxin
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an unstable, highly toxic by-product of select microorganisms that can be found in both gram-positive and gram-neg bacteria
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Exudate
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fluid in or on tissue surface that have escaped from blood vessels in response to inflammation and that can contain protein and cellular debris .
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Gram-Neg
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bacteria that lose the stain in Grams method of staining
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Gram-Positive
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Bacteria that retain the stain in Grams method of staining
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Health care-associated infection
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infection that was not present or incubating on admission to a health care facility ;acquired during hospitalization
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Host
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an animal or plant that harbors an provides sustenance for another organism ( a parasite)
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Infection
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Invasion and multiplication in body tissue of microorganism that cause cellular injury
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Inflammation
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localized response caused by injury or destruction of tissue's that serves to contain the injurious agent and injured tissue
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Phagocytes
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cells capable of ingesting particulate matter
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Phagocytosis
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the engulfing of microorganism and foreign particle by phagocytes
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Spores
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oval bodies formed within bacterial as a resting stage during the life cycle of the cell: characterized by resistance to a environmental change
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Toxin
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a poison ; a poisonous protein produced by certain bacteria
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Vector
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carrier that transports an infective agent from one host to another, such as animals insects and rodents
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Virulence
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degree to which a microorganism and cause infection in the host or invade the host
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Transmission-Based Precautions
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are based on interrupting the mode of transmission by identifying the specific secretions, body fluids , tissues, or excretions that might be infective.
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Impervious
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moisture and particle proof
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Mycoplasmas
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are very small organism without a cell wall
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Infection
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is the entry of an infectious agent into the body that multiples and causes tissue damage
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normal flora
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nonpathogenic
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normal flora prevent harmful microorganism by
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by occupying receptor sites on cells, monopolizing the nutrients and secreting substances that are toxic to other microorganisms
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Gram staining
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performed to help in classifying the bacteria's outer cell surface also effective in determining most effective method to use in eliminating the microorganism
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sensitivity tests
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performed to determine which antibiotic is most effective against the bacteria
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4 most common multidrug resistant organism
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MRSA VRE ESBL AND C.DIFF
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Standard precautions plus transmission based precautions include
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airborne infection isolation precautions, contract, or droplet precautions
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Causative agent
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Link 1 any microorganism or biologic agent capable of causing disease
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the 4 stages of infection process are
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incubation, prodrome, illness and convalescence
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Portal of Exit
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Link 3 The route by which a pathogen leaves the body of its host
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disinfection and sterilization
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methods used in the process of destroying all microorganisms , pathogens or pathogenic products
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Autoclave
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the most effective mean in destroying viruses is to expose them to high temperatures for a specified amount of time , 250 for20/30 minutes using a steam sterilizer . 320 for 90minutes to 3 hours if using a dry sterilization
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CDC Center for disease Control and Prevention
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a government agency, information on aspects of infectious disease, including their prevention and control
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Reservoir
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Link 2 places where organisms are found
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Mode of Transfer
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Link 4 direct or indirect interaction
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Portal of entry
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Link 5 enters the body through mucous membranes of the eyes nose mouth trachea or skin.
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Susceptible Host
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Link 6 a human host must be susceptible by virtue of age, state of health, or broken skin
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what are the 3 basic purposes of inflammation response
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neutralize and destroy harmful agents , limit their spread to other tissue in the body, prepare the damaged tissues for repair
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during inflammation what 2 chemicals are released
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Histamine and serotonin
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what are the bodies 3 body defenses in order
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skin, fever mechanism, immune response
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Naturally Acquired immunity
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antibodies
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Passive Acquired immunity
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given an antitoxin or antiserum
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Naturally acquired passive immunity
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fetus receives antibodies from the mother
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Artificially acquired immunity
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dead or inactive microorganisms or their toxins
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Artificially acquired passive immunity
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antibodies derived from infected blood of people or animals
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Medical Asepsis is referred to as clean technique because
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most but not all microorganisms are destroyed
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in a surgical scrub what is included
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hands are washed with soap and water first, then scrubbed with a fda approved antimicrobial scrub agent or alcohol based antiseptic hand rub agent
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Anaphylaxis
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Shock
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in personally cleaning and disinfection what is the process
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first clean with cold ,when visible material is removed wash then with hot and soapy water, its considered clean but not sterile. disinfect cleaning equipment and sink when completed
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Sterilization is the best method for eliminating microorganisms from equipment and supplies, true or false
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true
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what are 5 methods of sterilization
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steam under pressure, dry heat, ethylene oxide, liquid chemicals and hydrogen peroxide gas plasma
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for cleaning items in the home , how long should you boil the item
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15 minutes
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IP
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infection preventionist
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spread of an infection is most likely to happen in which stage of infection
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prodromal period
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illness period
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localized and systemic signs and symptoms appear
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patients with compromised immune status are often placed in what kind of isolation
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protective isolation
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in what order is the full ppe put in and removed
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Gown, mask , goggles then gloves
removal includes Gloves, goggles , gown then mask |
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when do you wear a regular mask compared to a N95
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Droplet is regular Airborne is N95
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regulations protect health care workers from Occupational exposure to blood borne pathogens in the workplace were set by
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OSHA
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what are the 4 rules of surgical asepsis
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know what is sterile, know what is not sterile , separate sterile from unsterile , remedy contamination immediately
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