3/7/17 MAYER Healthcare Associated Infection TEST #2

Question 1

What is an infection acquired during an acute care hospitalization known as?

Answer 1

-Nosocomial

Question 2

What are infection acquired during the course of receiving healthcare treatment?

Answer 2

-Healthcare Associated Infections

Question 3

What is the presence or carriage of microorganisms on a body surface without causing disease known as?

Answer 3

-Colonization

Question 4

What is an example of colonization?

Answer 4

-MRSA nasal carriage

Question 5

What is an invasion of body tissues by microorganisms resulting in disease known as?

Answer 5

-Infection

Question 6

What is the time frame that nosocomial infections are usually identified in?

Answer 6

> 48-72 hours following admission into hospital

Question 7

What are the top two health associated infections?

Answer 7

• Pneumonia

- Surgical site infection

Question 8

What is the leading organism that causes Healthcare Associated Infections?

Answer 8

-C. difficile

Question 9

T/F E. coli, Klebsiella and Enterobacter spp. with plasmids producing carbapenems lysing enzymes leave few options for therapy

Answer 9

True

Question 10

Why are hospitalized patients at high risk for developing infections?

Answer 10

-Exposure to exogenous organisms

Question 11

What are two places that patients get exposure to exogenous organisms from?

Answer 11

• Healthcare worker behavior (poor hang hygiene)

- Contaminated shared equipment

Question 12

What are six organisms that you may be in direct or indirect contact with that are involved in HAIs?

Answer 12

• MRSA
• VRE
• CRE
• C. diff
• Norovirus
• RSV

Question 13

What are droplet, splashes organisms that are involved in HAIs that you might be exposed to?

Answer 13

• Neisseria meningitidis
• Pertussis
• Group A strep
• H. influenza
• Influenza
• RSV

Question 14

What are airborne organisms that are involved in HAIs that you might be exposed to?

Answer 14

• Tuberculosis
• Chicken pox
• Measles
• Influenza
• SARS

Question 15

T/F Gloves are a substitute for handwashing

Answer 15

False

-They are not a substitute

Question 16

T/F Interventions give endogenous (patients own organisms) organisms the opportunity to invade

Answer 16

True

Question 17

What are three ways to practice infection prevention in dental settings?

Answer 17

• Bloodborne pathogen exposures
• Sterilization and disinfection
• Dental unit water quality

Question 18

What are three bloodborne viruses that you may be exposed to in a dental setting?

Answer 18

• Hepatitis B
• Hepatitis C
• HIV

Question 19

T/F Risk of HCV transmission appears very low

Answer 19

True

Question 20

Which hepatitis type has an effective vaccine?

Answer 20

-HBV

Question 21

Which hepatitis type has no vaccine?

Answer 21

-HCV

Question 22

If someone has HBV and you get stuck by a needle what precent chance to you have of getting HBV?

Answer 22

-30%

Question 23

Does HBV have an effective post exposure treatment?

Answer 23

Yes

Question 24

If you get a needle stick from someone who has HCV what percent chance to you have of developing HCV?

Answer 24

-3%

Question 25

Is there an effective post exposure treatment for HIV?

Answer 25

-Yes

Question 26

Is there an effect post exposure treatment for HCV?

Answer 26

NO

Question 27

What percent chance do you have of getting HIV from a needle stick from someone who has HIV?

Answer 27

-.3%

Question 28

When doing sterilization monitoring, what is a mechanical indicator?

Answer 28

• Measure time
• Temperature
• Preasure

Question 29

When doing sterilization monitoring, what is a chemical indicator?

Answer 29

-Change in color when physical parameter reached

Question 30

When doing sterilization monitoring, what is a biological spore test?

Answer 30

-Use biological spores to assess sterilization directly

Question 31

What are three types of heat based sterilization?

Answer 31

• Steam under pressure (autoclave)
• Dry heat
• Unsaturated chemical vapor