Question 1

The definition "an aerobic,gram-negative,rodlike bacteria" describes:

Accepted Answer

A)  Bacillus anthracis. 
B)  Bordetella pertussis. 
C)  Clostridium botulinum. 
D)  Mycobacterium tuberculosis. 
A)  Bacillus anthracis. 
B)  Bordetella pertussis. 
C)  Clostridium botulinum. 
D)  Mycobacterium tuberculosis.

Question 2

A Gram stain leaves the following organism violet.Which pathogen could this be?

Accepted Answer

A)  Escherichia coli 
B)  Bacillus anthracis 
C)  Staphylococcus aureus 
D)  Streptococcus pneumoniae 
A)  Escherichia coli 
B)  Bacillus anthracis 
C)  Staphylococcus aureus 
D)  Streptococcus pneumoniae

Question 3

Acid glutaraldehyde is tuberculocidal with a minimum exposure time of _____ minutes.

Accepted Answer

A)  10 
B)  20 
C)  30 
D)  40 
A)  10 
B)  20 
C)  30 
D)  40

Question 4

Which of the following should routinely be used to ensure proper function and quality control of an autoclave?
1)Pressure-sensitive tape
2)Biologic indicators
3)Chemical indicators
4)Heat-sensitive tape

Accepted Answer

A)  2 
B)  2 and 4 
C)  1,2,and 3 
D)  1,2,and 4 
A)  2 
B)  2 and 4 
C)  1,2,and 3 
D)  1,2,and 4

Question 5

Which of the following is true concerning facultative anaerobes?

Accepted Answer

A)  They have limited oxygen tolerance. 
B)  They require complex nutrients to exist. 
C)  They cannot live in oxygen environments. 
D)  They require simple inorganic nutrients to exist. 
A)  They have limited oxygen tolerance. 
B)  They require complex nutrients to exist. 
C)  They cannot live in oxygen environments. 
D)  They require simple inorganic nutrients to exist.

Question 6

Which of the following is a common pathogen that could cause a disruption of normal flora in a patient receiving antibiotic therapy?

Accepted Answer

A)  Clostridium difficile 
B)  Pneumocystis carinii 
C)  Enterobacteriaceae spp. 
D)  Pseudomonas aeruginosa 
A)  Clostridium difficile 
B)  Pneumocystis carinii 
C)  Enterobacteriaceae spp. 
D)  Pseudomonas aeruginosa

Question 7

According to the classification of infection-risk devices described by Spaulding,ventilator tubing is considered:

Accepted Answer

A)  critical. 
B)  noncritical. 
C)  semicritical. 
D)  highly critical. 
A)  critical. 
B)  noncritical. 
C)  semicritical. 
D)  highly critical.

Question 8

Clinical microbiology is concerned with _____ the organism.1.identifying
2)controlling
3)isolating
4)eradication of

Accepted Answer

A)  1 and 4 
B)  2 and 3 
C)  1,2,and 4 
D)  1,2,and 3 
A)  1 and 4 
B)  2 and 3 
C)  1,2,and 4 
D)  1,2,and 3

Question 9

During a home care visit,the respiratory therapist is instructing the patient and family member on the use of the patient's equipment.Which of the following household items should the respiratory therapist inform the patient to use to decontaminate the equipment?

Accepted Answer

A)  Alcohol 
B)  Vinegar 
C)  Bleach 
D)  Lye 
A)  Alcohol 
B)  Vinegar 
C)  Bleach 
D)  Lye

Question 10

The skin and mucosal tissue can prevent the spread of infectious agents by acting as _____ barriers.

Accepted Answer

A)  immunologic 
B)  mechanical 
C)  epidermal 
D)  soft 
A)  immunologic 
B)  mechanical 
C)  epidermal 
D)  soft

Question 11

Chlamydia species are classified as:

Accepted Answer

A)  viruses. 
B)  bacteria. 
C)  protozoa. 
D)  intracellular parasites. 
A)  viruses. 
B)  bacteria. 
C)  protozoa. 
D)  intracellular parasites.

Question 12

Which of these precautions must be followed in the treatment of a patient with an influenza infection?
1)Contact
2)Droplet
3)Airborne
4)Standard

Accepted Answer

A)  1 and 3 
B)  2 and 4 
C)  1,2,and 4 
D)  2,3,and 4 
A)  1 and 3 
B)  2 and 4 
C)  1,2,and 4 
D)  2,3,and 4

Question 13

At high altitudes,sterilization by boiling must be prolonged primarily because of which of the following?

Accepted Answer

A)  Increased oxygen content 
B)  Reduced oxygen content 
C)  Increased normal boiling point 
D)  Reduced normal boiling point 
A)  Increased oxygen content 
B)  Reduced oxygen content 
C)  Increased normal boiling point 
D)  Reduced normal boiling point

Question 14

Human immunodeficiency virus is transmitted by which of the following routes?

Accepted Answer

A)  Direct contact 
B)  Droplet contact 
C)  Indirect contact 
D)  Airborne aerosol 
A)  Direct contact 
B)  Droplet contact 
C)  Indirect contact 
D)  Airborne aerosol

Question 15

Sterilization differs from pasteurization in that sterilization destroys:

Accepted Answer

A)  bacteria and fungi only. 
B)  only bacteria. 
C)  all microbes. 
D)  only viruses. 
A)  bacteria and fungi only. 
B)  only bacteria. 
C)  all microbes. 
D)  only viruses.

Question 16

Infectious diseases are not usually caused by:

Accepted Answer

A)  ticks. 
B)  bacteria. 
C)  viruses. 
D)  algae. 
A)  ticks. 
B)  bacteria. 
C)  viruses. 
D)  algae.

Question 17

Which of the following is typically associated with tuberculosis?

Accepted Answer

A)  Mycobacterium 
B)  Pseudomonas 
C)  Clostridium 
D)  Bordetella 
A)  Mycobacterium 
B)  Pseudomonas 
C)  Clostridium 
D)  Bordetella

Question 18

Which of the following is a gram-negative pathogen?

Accepted Answer

A)  Bacillus anthracis 
B)  Staphylococcus aureus 
C)  Pseudomonas aeruginosa 
D)  Clostridium botulinum 
A)  Bacillus anthracis 
B)  Staphylococcus aureus 
C)  Pseudomonas aeruginosa 
D)  Clostridium botulinum

Question 19

All of the following are factors that affect disinfection and sterilization,except:

Accepted Answer

A)  shape of the pathogen. 
B)  number of organisms. 
C)  resistance of the pathogen. 
D)  strength of the germicide. 
A)  shape of the pathogen. 
B)  number of organisms. 
C)  resistance of the pathogen. 
D)  strength of the germicide.

Question 20

Quaternary ammonium salts are routinely used to sanitize:

Accepted Answer

A)  ventilator tubing. 
B)  ventilator surfaces. 
C)  walls and furniture. 
D)  critical respiratory care equipment. 
A)  ventilator tubing. 
B)  ventilator surfaces. 
C)  walls and furniture. 
D)  critical respiratory care equipment.

The definition "an aerobic,gram-negative,rodlike bacteria" describes:

A Gram stain leaves the following organism violet.Which pathogen could this be?

Acid glutaraldehyde is tuberculocidal with a minimum exposure time of _____ minutes.

Which of the following should routinely be used to ensure proper function and quality control of an autoclave? 1)Pressure-sensitive tape 2)Biologic indicators 3)Chemical indicators 4)Heat-sensitive tape

Which of the following is true concerning facultative anaerobes?

Which of the following is a common pathogen that could cause a disruption of normal flora in a patient receiving antibiotic therapy?

According to the classification of infection-risk devices described by Spaulding,ventilator tubing is considered:

Clinical microbiology is concerned with _____ the organism.1.identifying 2)controlling 3)isolating 4)eradication of

During a home care visit,the respiratory therapist is instructing the patient and family member on the use of the patient's equipment.Which of the following household items should the respiratory therapist inform the patient to use to decontaminate the equipment?

The skin and mucosal tissue can prevent the spread of infectious agents by acting as _____ barriers.

Chlamydia species are classified as:

Which of these precautions must be followed in the treatment of a patient with an influenza infection? 1)Contact 2)Droplet 3)Airborne 4)Standard

At high altitudes,sterilization by boiling must be prolonged primarily because of which of the following?

Human immunodeficiency virus is transmitted by which of the following routes?

Sterilization differs from pasteurization in that sterilization destroys:

Infectious diseases are not usually caused by:

Which of the following is typically associated with tuberculosis?

Which of the following is a gram-negative pathogen?

All of the following are factors that affect disinfection and sterilization,except:

Quaternary ammonium salts are routinely used to sanitize:

Basic Physics for the Respiratory Therapist

Manufacture, Storage, and Transport of Medical Gases

Administering Medical Gases: Regulators, Flowmeters, and

Airway Management Devices and Advanced Cardiac Life Support

Humidity and Aerosol Therapy

Lung Expansion Therapy Devices

Assessment of Pulmonary Function

Assessment of Cardiovascular Function

Blood Gas Monitoring

Sleep Diagnostics

Introduction to Ventilators

Mechanical Ventilators: General-Use Devices

Infant and Pediatric Devices

Transport, Home Care, and Noninvasive Ventilatory Devices

Filters

Exam 2: Principles of Infection Control

The definition "an aerobic,gram-negative,rodlike bacteria" describes:

A Gram stain leaves the following organism violet.Which pathogen could this be?

Acid glutaraldehyde is tuberculocidal with a minimum exposure time of _____ minutes.

Which of the following should routinely be used to ensure proper function and quality control of an autoclave? 1)Pressure-sensitive tape 2)Biologic indicators 3)Chemical indicators 4)Heat-sensitive tape

Which of the following is true concerning facultative anaerobes?

Which of the following is a common pathogen that could cause a disruption of normal flora in a patient receiving antibiotic therapy?

According to the classification of infection-risk devices described by Spaulding,ventilator tubing is considered:

Clinical microbiology is concerned with _____ the organism.1.identifying 2)controlling 3)isolating 4)eradication of

During a home care visit,the respiratory therapist is instructing the patient and family member on the use of the patient's equipment.Which of the following household items should the respiratory therapist inform the patient to use to decontaminate the equipment?

The skin and mucosal tissue can prevent the spread of infectious agents by acting as _____ barriers.

Chlamydia species are classified as:

Which of these precautions must be followed in the treatment of a patient with an influenza infection? 1)Contact 2)Droplet 3)Airborne 4)Standard

At high altitudes,sterilization by boiling must be prolonged primarily because of which of the following?

Human immunodeficiency virus is transmitted by which of the following routes?

Sterilization differs from pasteurization in that sterilization destroys:

Infectious diseases are not usually caused by:

Which of the following is typically associated with tuberculosis?

Which of the following is a gram-negative pathogen?

All of the following are factors that affect disinfection and sterilization,except:

Quaternary ammonium salts are routinely used to sanitize:

Basic Physics for the Respiratory Therapist

Manufacture, Storage, and Transport of Medical Gases

Administering Medical Gases: Regulators, Flowmeters, and

Airway Management Devices and Advanced Cardiac Life Support

Humidity and Aerosol Therapy

Lung Expansion Therapy Devices

Assessment of Pulmonary Function

Assessment of Cardiovascular Function

Blood Gas Monitoring

Sleep Diagnostics

Introduction to Ventilators

Mechanical Ventilators: General-Use Devices

Infant and Pediatric Devices

Transport, Home Care, and Noninvasive Ventilatory Devices

Filters