Chapter 17 Test

Question 1

Standard or universal precautions should be used for HIV positive patients.

a.) true
b.) false

Answer 1

a.) true

Question 2

What is the most important barrier to prevent an individual from spreading infections organisms?

a.) an incubation period
b.) quick access to antibiotics
c.) the bodys immune defenses
d.) entry to the cell wall

Answer 2

c.) the bodys immune defenses

Question 3

Handwashing falls into which category of asepsis?

a.) sterilization
b.) medical asepsis
c.) surgical asepsis
d.) a and c

Answer 3

b.) medical asepsis

Question 4

Medical asepsis reduces the number of infectious agents to zero by means of sterilization.

a.) true
b.) false

Answer 4

b.) false

Question 5

Which conditions require protective or reverse isolation technique?
1.) third degree burns
2.) hepatitis B
3.) leukemia

a.) 1,2 and 3
b.) 1 only
c.) 2 and 3 only
d.) 2 only

Answer 5

a.) 1,2 and 3

Question 6

Which precautions is/are used when pathogens are disseminated by means of large particulate droplets expelled from the patient?

a.) contact precautions
b.) droplet precautions
c.) airborne precautions
d.) all of the above

Answer 6

b.) droplet precautions

Question 7

Hydrogen peroxide is used in which of the following ways?

a.) in deep wounds
b.) in conjuction with iodine
c.) to clean radiology tables
d.) to sterilize electronics

Answer 7

a.) in deep wounds

Question 8

Fungi carry their own genetic information as either RNA or DNA.

a.) true
b.) false

Answer 8

b.) false

Question 9

Hepatitis B is an example of a virus transmitted as a bloode borne pathogens.

a.) true
b.) false

Answer 9

a.) true

Question 10

What is the common device used for high pressure steam sterilization.

a.) vector chamber
b.) autoclave
c.) inhalator
d.) thermal ventilator

Answer 10

b.) autoclave

Question 11

During a radiographic procedure involving a patient in isolation precautions, two people are required. The “clean” member is responsible for the following:
1.) making the exposure
2.) positioning the tube
3.) setting the exposure controls
4.) positioning of the patient

a.) 1 only
b.) 4 only
c.) 2 and 3
d.) 1, 2 and 3

Answer 11

d.) 1, 2 and 3

Question 12

The primary concern during enteric isolation precaution is:

a.) vectors
b.) fecal material
c.) airborne droplets
d.) blood

Answer 12

b.) fecal material

Question 13

Which of the following chemical methods of asepsis is applied topically?

a.) bacterostatic agent
b.) disinfectant
c.) antiseptic
d.) a and b
e.) all of the above

Answer 13

c.) antiseptic

Question 14

Standard precautions are used to protect the patient only.

a.) true
b.) false

Answer 14

b.) false

Question 15

Common agents used to disinfect the skin are:
1.) isopropyl alcohol
2.) providone iodine
3.) soap
4.) peroxide

a.) 1 only
b.) 3 only
c.) 4 only
d.) 1 and 2 only

Answer 15

d.) 1 and 2 only

Question 16

Which areas require the use pf protective isolation procedure?

a.) tuberculosis ward
b.) recovery room
c.) neonatal nursery
d.) pediatric ward

Answer 16

c.) neonatal nursery

Question 17

Which of the following describes sources of nosocomial infections?

a.) improperly sterilized surgical equipment
b.) duty radiographic tables and cassettes
c.) contaminated urinary foley catheters
d.) b and c
e.) all of the above

Answer 17

e.) all of the above

Question 18

Airborne precautions are used for which of the following?

a.) patients with tuberculosis
b.) direct contact with a patients dressings or bed rails
c.) pathogenic organisms that remains in the air
d.) all of the above
e.) a and c

Answer 18

e.) a and c

Question 19

Guidelines for controlling infection in the radiology department includes:
1.) wash hands between each patient
2.) wear gloves when emptying dirty linen
3.) wear yellow gown
4.) none of the above

a.) 1 only
b.) 2 and 3
c.) 1 and 2
d.) none of the above

Answer 19

c.) 1 and 2

Question 20

Patients with a communicable disease should be seperated from other patients. This type of precautions is called:

a.) disinfection precautions
b.) universal precautions
c.) influenza
d.) isolation precaution

Answer 20

d.) isolation precaution

Question 21

An animal or a plant that harbors or nourishes another organism is called:

a.) a fomite
b.) a host
c.) pathogenic
d.) iatrogenic

Answer 21

b.) a host

Question 22

Linen that is susupected of salmonella contamination should be:

a.) placed in red contamination bag
b.) placed in dirty linen as usual
c.) stored in a seperate dirty linen compartment for 24 hours
d.) placed in a bag and sent ot the incinerator immediately

Answer 22

b.) placed in a dirty linen bag as usual

Question 23

What is the proper protocol for cleaning up a spill on the table?
1.) test the blood for HVB and HIV
2.) clean up the spill
3.) disinfect the table
4.) put on prtective gloves

a.) 1 only
b.) 2 only
c.) 4 only
d.) 2,3 and 4

Answer 23

d.) 2,3 and 4

Question 24

Spread of microbes from person to person is caused by touching.

a.) true
b.) false

Answer 24

a.) true

Question 25

The incubation period for all infectious diseases is 1 week.

a.) true
b.) false

Answer 25

b.) false

Question 26

All of the following statements desribes the use of standard precautions except:

a.) washing hands before and after touching body fluids
b.) wearing gloves and gowns
c.) using precautions only for patients from the emergency department
d.) never recapping used needles

Answer 26

c.) using precautions only for patients from the emergency department

Question 27

All of the following describe an exogenous mode of transmission except:

a.) a mosquito, tick or flea
b.) a fomite, such as a cassette
c.) normal flora, such as bacteria in the mouth
d.) west nile virus

Answer 27

c.) normal flora, such as bacteria in the mouth

Question 28

The most important way to prevent the spread of infection is:

a.) handwashing
b.) wearing gloves
c.) using a gown
d.) using chemical disinfectants

Answer 28

a.) handwashing

Question 29

A physician can cause an iatrogenic infection.

a.) true
b.) false

Answer 29

a.) true

Question 30

Protective isolation is used for patients with depressed immune system.

a.) true
b.) false

Answer 30

a.) true

Question 31

Which of the following patients is most susceptible to a nosocomial infection?

a.) adults
b.) children
c.) emergency department patients
d.) immunosuppressed individuals

Answer 31

d.) immunosuppressed individuals

Question 32

Sterilization is complete removal of all microorganisms and their spores.

a.) true
b.) false

Answer 32

a.) true

Question 33

An example of an endogenous mode of transmission is acquiring a staphylococal infection after a finger cut.

a.) true
b.) false

Answer 33

a.) true

Question 34

Equippment that enters a strict isolation room must be disinfected:

a.) after leaving the room
b.) before leaving the room
c.) a and b
d.) a only

Answer 34

c.) a and b

Question 35

Which of the following terms describes the complete destruction or elimination of all living microorganisms?

a.) medical asepsis
b.) sterilization
c.) vaccine
d.) asepsis

Answer 35

b.) sterilization

Question 36

Radiology departments use halogen chloride and iodine as a bacteriocidal agent.

a.) true
b.) false

Answer 36

a.) true

Question 37

Microorganisms that need a host to reproduce and are unresponsive to antibiotics are called:

a.) bacteria
b.) fungi
c.) protozoa
d.) viruses

Answer 37

d.) viruses

Question 38

Contact precaution techniques require two health care providers.

a.) true
b.) false

Answer 38

a.) true

Question 39

All sharps should be:
1.) recapped after use
2.) bent or broken after use
3.) placed in puncture resistant containers

a.) 2 only
b.) 1 only
c.) 1, 2 and 3
d.) 3 only

Answer 39

d.) 3 only

Question 40

Centers for Disease Control and Prevention (CDC) requires barriers to be used between individuals and always make the assumption that all patients are potentially infectious is called:

a.) universal standard precaution
b.) sterile precautions
c.) medical precautions
d.) antitoxicity

Answer 40

a.) universal standard precaution

Question 41

Pertussis influenza and tuberculosis are three common disorders that require a patient to be placed in:

a.) respiratory isolation
b.) enteric isolation
c.) protective isolation
d.) no isolation required

Answer 41

a.) respiratory isolation

Question 42

Morphology, genetic constitution, and biochemistry are all classified as bacteria.

a.) true
b.) false

Answer 42

a.) true

Question 43

What mode of transmission are respiratory diseases usually spread?

a.) vector
b.) fomites
c.) direct contact
d.) droplet

Answer 43

d.) droplet

Question 44

Isolation precautions are used with patients that have:

a.) TB
b.) suppressed immune system
c.) influenza
d.) amoebic dysentry

Answer 44

d.) amoebic dysentry

Question 45

Which of the following microorganisms is able to ingest food particles and may be equipped with a rudimentary digestive system?

a.) virus
b.) protozoa
c.) bacteria
d.) fungi

Answer 45

b.) protozoa