week 9 (post test 2) infection control

Question 1

Cycle of infection order

Answer 1

“IRP MPS”
Infectious organism (pathogen)
Reservoir
Portal of exit
Mode of transmission
Portal of entry
Susceptible host

Question 2

factors involved in the spread of disease are termed:

Answer 2

cycle of infection

Question 3

pathogens include

Answer 3

bacteria, virus, fungi, parasites

Question 4

reservoirs include

Answer 4

people, animals, soil, food, water

Question 5

portal of exit includes

Answer 5

coughing/sneezing, bodily secretions, feces

Question 6

mode of transmission includes

Answer 6

direct contact, indirect contract, vectors

Question 7

portal of entry includes

Answer 7

mouth, nose, eyes, cuts in skin

Question 8

susceptible host includes

Answer 8

elderly, infants, immunocompromised, anyone

Question 9

mode of transmission which includes coughing, sexual contact, touch, human to human interaction

Answer 9

direct contact

Question 10

mode of transmission which includes spread through air, contaminated objects, food or water

Answer 10

indirect contact

Question 11

mode of transmission which includes spread by insects (mosquitoes, tick, flea, etc.)

Answer 11

vectors

Question 12

bacteria are __________ organisms; they are ___________

Answer 12

single celled organisms, aerobic or anaerobic

Question 13

examples of bacteria

Answer 13

E. coli, strep A

Question 14

viruses are _________; they ________

Answer 14

subcellular organisms, cannot survive alone

Question 15

examples of viruses

Answer 15

Ebstein Barr, Varicella

Question 16

examples of fungi

Answer 16

yeasts, molds

Question 17

yeasts ____; molds _____

Answer 17

yeasts = buds; molds = spores

Question 18

prions are the ______________

Answer 18

smallest, not well understood, correspond with nerve cells

Question 19

protozoa are __________

Answer 19

single celled animals, correspond with parasites

Question 20

barriers that prevent microorganisms from entering the body

Answer 20

natural resistance

Question 21

examples of natural resistance

Answer 21

intact skin, mucous membranes, and chemicals such as tears and acids by the skin

Question 22

infection resistance to a specific organism that occurs after an individual has been infected with the organism, or that is conferred from a vaccine

Answer 22

acquired immunity, also called active immunity

Question 23

short-term resistance to infection produced by preformed antibodies. Preformed antibodies can be injected in the form of pooled immune globulin from the general population; they are passed to infants in utero or in breast milk

Answer 23

passive immunity

Question 24

what is the virus responsible for mono?

Answer 24

Ebstein Barr

Question 25

what is the virus responsible for chicken pox?

Answer 25

varicella

Question 26

many people infected at the same time in the same geographic area

Answer 26

epidemic

Question 27

widespread epidemic (international, out of control)

Answer 27

pandemic

Question 28

diseases constantly present within a community

Answer 28

endemic

Question 29

what does MRSA stand for?

Answer 29

methicillin-resistant staphylococcus aureus

Question 30

what does VRE stand for?

Answer 30

vancomycin-resistant enterococci

Question 31

standard precautions are _____________

Answer 31

used for all patients

Question 32

with standard precautions, you assume ______________

Answer 32

all patients are infectious

Question 33

Airborne precautions -Reduce risk of transmitting infectious dust particles or airborne nuclei -Tuberculosis, Measles, Varicella -____ Mask -_____________ room

Answer 33

-N95 -Negative airflow room

Question 34

Airborne precautions -Reduce risk of transmitting infectious ______________ -examples: _______________ -____ Mask -_____________ room

Answer 34

-dust particles or airborne nuclei -Tuberculosis, Measles, Varicella

Question 35

Droplet precautions -Reduce contact of large particle droplets with __________ -examples:___________________ -Surgical mask required -Eye protection or gowns may also be required

Answer 35

-mucous membranes or eyes -Pneumonia, influenza, Meningitis

Question 36

Droplet precautions -Reduce contact of large particle droplets with mucous membranes or eyes -Pneumonia, influenza, Meningitis -__________ required -_________________ may also be required

Answer 36

-Surgical mask -eye protection or gowns

Question 37

Contact precautions -Reduces risk of transmitting pathogens by ____________ -____________ -Enteric – C. diff, Norovirus, Rotavirus -Often combined with Airborne precautions -Gown

Answer 37

-contact with skin or mucous membranes -MRSA, VRE, E. coli

Question 38

Contact precautions -Reduces risk of transmitting pathogens by contact with skin or mucous membranes -MRSA, VRE, E. coli -Enteric examples: _______________ -Often combined with _____________ -_____

Answer 38

-C. diff, Norovirus, Rotavirus - Airborne precautions -Gown

Question 39

mnemonic device for cycle of infection

Answer 39

"I Really Prefer My Play Station"