Deck 17: Infection Control

Question 1

All of the following are related except

A) fungi.
B) protozoa.
C) viruses.
D) bacillus.

Answer 1

D

Question 2

Chemical substances capable of killing pathologic microbes are termed

A) disinfectants.
B) antiseptics.
C) bactericidal.
D) bacteriostatic.

Answer 2

C

Question 3

By what method are pathogens spread when a person coughs or sneezes?

A) Vector
B) Vehicle
C) Direct contact
D) Droplet

Answer 3

D

Question 4

Which of the following is the most effective method for achieving medical asepsis?

A) Frequent hand washing
B) Having most medical employees in perfect health
C) Changing linen after every patient
D) Cleaning the radiographic table between patients

Question 5

Which of the following is not a method of sterilization?

A) Autoclaving
B) Moist heat
C) Steam under pressure
D) Hand washing

Question 6

All of the following are viral infections except

A) cold sores.
B) tinea pedis.
C) common cold.
D) warts.

Question 7

Lyme disease is a condition caused by bacteria carried by deer ticks.The tick bite may cause fever,fatigue,and other associated symptoms.This is an example of transmission of an infection by

A) droplet contact.
B) a vehicle.
C) the airborne route.
D) a vector.

Question 8

The chain of infection consists of

A) fomite,vector,reservoir,and breachment.
B) bacteria,virus,protozoa,and fungi.
C) host,infectious microbe,mode of transmission,and reservoir.
D) encounter,entry,spread,multiplication,and outcome.

Question 9

A disease spread by kissing is being transmitted by which of the following methods?

A) Direct contact
B) Vector spread
C) Droplet spread
D) Aerosol

Question 10

Bacteria have all of the following characteristics except they

A) are eukaryotic organisms.
B) have the ability to produce endospores.
C) are single-cell organisms.
D) may live on a host in a colony form.

Question 11

All of the following are possible sources of nosocomial infection except

A) transfer of pathogenic microbes from a urethral catheter to a patient.
B) contamination of a surgical instrument in the surgical theater.
C) transfer of microbes through hand contact with a waitress in the coffee shop adjacent to the hospital.
D) placement of an image receptor against a patient wound during a portable examination.

Question 12

When a disease is spread by an insect depositing the pathogen on or in a human,it is transmitted by what method?

A) Vector
B) Vehicle
C) Direct contact
D) Fomite

Question 13

A few days after a stereotactic breast biopsy performed by a radiologist in a breast imaging center,the patient returns to her physician with an obvious infection at the incision site.This is an example of a(n)

A) unsourced infection.
B) idiopathic infection.
C) nosocomial infection.
D) iatrogenic infection.

Question 14

Streptococci and bacilli are classified as what type of microorganisms?

A) Viruses
B) Bacteria
C) Fungi
D) Molds

Question 15

Any microorganism that causes disease is

A) prokaryotic.
B) idiopathic
C) pathogenic.
D) iatrogenic.

Question 16

Pathogenic organisms have the ability to

A) cause cellular and tissue damage.
B) replicate and cause blockages to the flow of fluids and gases.
C) secrete endotoxins.
D) do all of the above.

Question 17

A nosocomial infection is an

A) infection acquired at a large gathering.
B) upper respiratory infection.
C) infection acquired in a hospital.
D) infection obtained through a physician's physical examination.

Question 18

The process of establishment and growth of a microorganism on or in a host is referred to as

A) inflammation.
B) infection.
C) pathogen.
D) prokaryotic nosocomial.

Question 19

At the conclusion of an interventional radiographic examination,the examination room is cleaned,and major components are wiped down with chemical disinfectants.By performing this important task,the radiographer is practicing

A) medical asepsis.
B) sterilization.
C) surgical asepsis.
D) fomite asepsis.

Question 20

The spread of infection via contaminated food referenced is spread by

A) contact.
B) fomite.
C) air.
D) vector.

Question 21

Two bloodborne pathogens of particular importance to hospital personnel are

A) pneumonia and tuberculosis.
B) hepatitis B virus (HBV)and HIV.
C) papillomavirus and rhinovirus.
D) Clostridium and Bacillus.

Question 22

In a hospital setting,constant awareness is given to the simple fact that patients come to the hospital because they are sick and vulnerable to disease.With the current system of medical care,by the time patients come to the hospital setting for care,they are sicker than ever in the past.The most common nosocomial infection seen in hospital patients is

A) common colds picked up on contaminated radiography equipment.
B) urinary tract infections from Foley catheter insertions.
C) shingles (Herpes Zoster)from contaminated needles.
D) staphylococcal infection from labor and delivery.

Question 23

All of the following are effective methods of sterilization except

A) chemical agents.
B) moist heat.
C) ultraviolet radiation.
D) isolation.

Question 24

A pathogen that requires contact precautions is

A) MRSA.
B) tuberculosis.
C) rubeola.
D) rhinovirus.

Question 25

The single greatest measure that can be done to prevent the spread of infection is

A) proper discarding of all refuse in sharps containers.
B) proper hand washing technique.
C) proper disinfection of radiographic cassettes.
D) discarding lead aprons that have been contaminated.

Question 26

All of the following are true of radiology department biosafety except

A) washing hands before and after an interventional procedure.
B) wearing gloves while handling an emesis basin with vomitus.
C) cleaning up a biospill area using a commercial soap solution.
D) using a resuscitation mask or bag during CPR.

Question 27

Sterile gloves should be used for all of the following instances except

A) an arteriogram with angioplastic catheter.
B) emptying a patient's emesis basin.
C) positioning a patient for a suspected simple wrist fracture.
D) palpating a patient's skin for a venipuncture.

Question 28

A person who acts as a reservoir of pathogenic organisms is referred to as a carrier.An example of a carrier is a

A) friend who appears to be healthy and shows no signs of sickness.
B) family member who recently had a tooth removed.
C) coworker who has demonstrated a cold for 2 weeks.
D) a patient who is being examined for an inguinal hernia repair.